| Patent Number |
Title Of Patent |
Date Issued |
| 7575294 |
Printhead substrate, printhead using the substrate, head cartridge including the printhead, meth |
August 18, 2009 |
| This invention relates to a printhead substrate capable of suppressing an increase in wiring width and an increase in the size of a substrate formed by a film forming process while increasing the number of simultaneously driven printing elements in order to improve the printing perfo |
| 7472975 |
Substrate for ink jet printing head, ink jet printing head, ink jet printing apparatus, and meth |
January 6, 2009 |
| A fuse element can be reliably blown and data that corresponds to whether or not the fuse element has been blown can be stored with high reliability. A resistor element is provided in a circuit through which an electric current flows to blow the fuse element in the ink jet printing h |
| 7210755 |
Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, liqui |
May 1, 2007 |
| There is disclosed a solid semiconductor element which very efficiently detects information about a liquid and bidirectionally exchanges the information with the outside. The solid semiconductor element is disposed in a liquid container, and includes at least energy converting unit, |
| 7195943 |
Cold cathode field emission device and process for the production thereof, and cold cathode fiel |
March 27, 2007 |
| A process for producing a cold cathode field emission device. A cathode electrode is formed on a front surface of a support member that transmits exposure light. An insulating layer is formed on an entire surface. A gate electrode is formed on the insulating layer. The support member is |
| 7169628 |
Cold cathode field emission device and process for the production thereof, and cold cathode fiel |
January 30, 2007 |
| A process for producing a cold cathode field emission device. A cathode electrode is formed on a front surface of a support member that transmits exposure light. An insulating layer is formed on an entire surface. A gate electrode is formed on the insulating layer. The support member is |
| 7166482 |
Cold cathode field emission device and process for the production thereof, and cold cathode fiel |
January 23, 2007 |
| A process for producing a cold cathode field emission device. A cathode electrode is formed on a front surface of a support member that transmits exposure light. An insulating layer is formed on an entire surface. A gate electrode is formed on the insulating layer. The support member is |
| 7118927 |
Cold cathode field emission device and process for the production thereof, and cold cathode fiel |
October 10, 2006 |
| A process for producing a cold cathode field emission device. A cathode electrode is formed on a front surface of a support member that transmits exposure light. An insulating layer is formed on an entire surface. A gate electrode is formed on the insulating layer. The support member is |
| 7055937 |
Heat generating resistant element film, substrate for ink jet head utilizing the same, ink jet h |
June 6, 2006 |
| The invention provides a heat generating resistant element having a high durability and a high resistance suitable for constituting an electrothermal converting member in an ink jet head or an ink jet apparatus. There is employed, as the heat generating resistant element, a film cons |
| 7014287 |
Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, liqui |
March 21, 2006 |
| There is disclosed a solid semiconductor element which very efficiently detects information about a liquid and bidirectionally exchanges the information with the outside. The solid semiconductor element is disposed in a liquid container, and includes at least energy converting unit, |
| 7004569 |
Electrothermal converting element board, ink jet printing head provided with electrothermal conv |
February 28, 2006 |
| An individual electrode layer electrically connected to an individual electrode layer having an opening is formed beneath a heater layer and a common electrode layer along an ink flow path. |
| 6997546 |
Base plate for use of recording head, recording head, recording apparatus, and method for manufa |
February 14, 2006 |
| A base plate for use in a recording head, which is used by an ink jet head for printing by discharging ink onto a recording medium, the recording head being provided with energy converting element for discharging the ink by generating a bubble in the ink by converting electric energy to |
| 6997535 |
Ink tank and ink jet recording apparatus provided with the same |
February 14, 2006 |
| An ink tank is provided which can efficiently perform detection of information in an ink tank such as an ink residual amount in the ink tank with a simple configuration in which it is unnecessary to set wiring or the like. A solid semiconductor element, which is provided with an acqu |
| 6991949 |
Manufacturing method of an electron emitting apparatus |
January 31, 2006 |
| A cold cathode field emission device comprising a cathode electrode 11 formed on a supporting member 10, a gate electrode 13 which is formed above the cathode electrode 11 and has an opening portion 14, and an electron emitting portion 15 formed on a surface of a portion of the catho |
| 6988782 |
Recording apparatus and liquid discharge method |
January 24, 2006 |
| The invention intends to maintain a constant ink discharge amount among the recording heads, even in case a total pulse width of pulse voltages applied to heat generating resistors. For this purpose, a rank table is prepared in such a manner, even in a situation where a total pulse width |
| 6971735 |
Ink-jet printhead board, ink-jet printhead, and ink-jet printing apparatus |
December 6, 2005 |
| A stable operation is realized without any malfunction of a driver even under a voltage condition that a supplied voltage is 3.3 V or lower. For this purpose, in an ink-jet printhead having an ink orifice for discharging ink, a plurality of heat generation elements for generating hea |
| 6900066 |
Cold cathode field emission device and process for the production thereof, and cold cathode fiel |
May 31, 2005 |
| A process for producing a cold cathode field emission device. A cathode electrode is formed on a front surface of a support member that transmits exposure light. An insulating layer is formed on an entire surface. A gate electrode is formed on the insulating layer. The support member is |
| 6863834 |
Method for manufacturing liquid ejecting head |
March 8, 2005 |
| A method for manufacturing a liquid ejecting head, in which liquid flow paths are defined by combining an element substrate with a nozzle member, comprises a step for preparing a material common to the element substrate as a base material of the nozzle member, a step for forming etching |
| 6827411 |
Solid semiconductor element, ink tank, ink jet recording apparatus provided with ink tank, liqui |
December 7, 2004 |
| There is disclosed a solid semiconductor element which very efficiently detects information about a liquid and bidirectionally exchanges the information with the outside. The solid semiconductor element is disposed in a liquid container, and includes at least energy converting unit, |
| 6773096 |
Substrate for recording head, recording head, recording apparatus, and method of inspecting subs |
August 10, 2004 |
| A substrate for a recording head includes a circuit through which current flows upon impression of a source voltage, irrespective of the operating state of an energy converting element, and a current cutoff means for cutting off current to the circuit in response to an entered control |
| 6769754 |
Ink jet recording apparatus utilizing solid semiconductor element |
August 3, 2004 |
| To supply electromotive force to a solid semiconductor element in an ink tank in a non-contact and stable manner. An electromagnetic apparatus (a standstill electromotive force supply unit) is placed at a home position HP. When a carriage is at a standstill at this home position HP, if t |
| 6737792 |
Field emission cathode, electron emission device and electron emission device manufacturing meth |
May 18, 2004 |
| The present invention is intended to efficiently concentrate an electric field and to improve electron emission efficiency in a field emission cathode constituting a flat display device. A field emission cathode constituting a flat display device is constituted to have an electron em |
| 6719394 |
SEMICONDUCTOR DEVICE, INK TANK PROVIDED WITH SUCH SEMICONDUCTOR DEVICE, INK JET CARTRIDGE, INK J |
April 13, 2004 |
| A solid type semiconductor device comprises energy converting means for converting energy from outside, and operating means operated by energy converted by the energy converting means. The energy converting means converts the electromotive force supplied from the outside to the device |
| 6685296 |
Ink tank and ink jet recording apparatus provided with the same |
February 3, 2004 |
| An ink tank is provided which can efficiently perform detection of information in an ink tank such as an ink residual amount in the ink tank with a simple configuration in which it is unnecessary to set wiring or the like. A solid semiconductor element, which is provided with an acqu |
| 6530650 |
Ink jet head substrate, ink jet head, method for manufacturing ink jet head substrate, method fo |
March 11, 2003 |
| The present invention provides an ink jet head substrate comprising a heat generating resistance member forming a heat generating portion, an electrode wiring electrically connected to the heat generating resistance member, and an anti-cavitation film provided on the heat generating |
| 6452328 |
Electron emission device, production method of the same, and display apparatus using the same |
September 17, 2002 |
| The present invention provides an electron emission device assured to emit electrons without requiring film thickness control on the order of submicrons and a production method of the electron emission device as well as a display apparatus using the electron emission device. The electron |
| 6346769 |
Electron beam deflection device for cathode ray tube |
February 12, 2002 |
| An electron beam deflection device for a cathode ray tube in which the power for deflecting an electron beam may be reduced easily and convergence may be adjusted easily. The electron beam deflection device has a horizontal deflection yoke and a vertical deflection yoke which are arr |
| 6342755 |
Field emission cathodes having an emitting layer comprised of electron emitting particles and in |
January 29, 2002 |
| Electrophoretic deposition provides an efficient process for manufacturing a field emission cathode. Particles of an electron emitting material mixed with particles of an insulating material are deposited by electrophoretic deposition on a conducting layer overlying an insulating layer t |
| 6116975 |
Field emission cathode manufacturing method |
September 12, 2000 |
| A field emission cathode manufacturing method is provided which comprise the steps of forming a cathode electrode on a substrate; forming an insulative layer and gate electrode, each having fine holes formed therein, in this order on the cathode electrode; thereafter immersing them i |
| 5968661 |
Steel sheet for heat-shrink band |
October 19, 1999 |
| A steel sheet for a heat-shrink band, which is to be thermally expanded and fitted over the outer periphery of the panel portion of a cathode ray tube, which has at least a 20% elongation at an ambient temperature and at least a 40 kg/mm.sup.2 stress of yielding point after the heating a |
