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Browse by Category: Main > Physics
Class Information
Number: 257/674
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Lead frame > With means for controlling lead tension
Description: Subject matter wherein means are provided for controlling the tension under which an electrical lead is placed including, for example, a bend in the lead, an area of reduced lead thickness, etc.


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
7459770 Lead frame structure having blocking surfaces and semiconductor package integrated with the lead frame structure Dec. 2, 2008
7453140 Semiconductor chip assembly with laterally aligned filler and insulative base Nov. 18, 2008
7446399 Pad structures to improve board-level reliability of solder-on-pad BGA structures Nov. 4, 2008
7446400 Chip package structure and fabricating method thereof Nov. 4, 2008
7446403 Carrier structure stacking system and method Nov. 4, 2008
7439611 Circuit board with auxiliary wiring configuration to suppress breakage during bonding process Oct. 21, 2008
7425759 Semiconductor chip assembly with bumped terminal and filler Sep. 16, 2008
7425756 Semiconductor device and electronic device Sep. 16, 2008
7425470 Microelectronic component assemblies employing lead frames having reduced-thickness inner lengths Sep. 16, 2008
7420265 Integrated circuit package system with integrated circuit support Sep. 2, 2008
7408242 Carrier with reinforced leads that are to be connected to a chip Aug. 5, 2008
7361977 Semiconductor assembly and packaging for high current and low inductance Apr. 22, 2008
7345356 Optical package with double formed leadframe Mar. 18, 2008
7342299 Apparatus and methods for packaging antennas with integrated circuit chips for millimeter wave applications Mar. 11, 2008
7319265 Semiconductor chip assembly with precision-formed metal pillar Jan. 15, 2008
7307339 Semiconductor device having curved leads offset from the center of bonding pads Dec. 11, 2007
7304371 Lead frame having a lead with a non-uniform width Dec. 4, 2007
7288833 Stress-free lead frame Oct. 30, 2007
RE39854 Lead frame chip scale package Sep. 25, 2007
7274092 Semiconductor component and method of assembling the same Sep. 25, 2007
7274089 Integrated circuit package system with adhesive restraint Sep. 25, 2007
7271036 Leadframe alteration to direct compound flow into package Sep. 18, 2007
7253508 Semiconductor package with a flip chip on a solder-resist leadframe Aug. 7, 2007
7247520 Microelectronic component assemblies and microelectronic component lead frame structures Jul. 24, 2007
7242077 Leadframe with die pad Jul. 10, 2007
7239008 Semiconductor apparatus and method for fabricating the same Jul. 3, 2007
7227198 Half-bridge package Jun. 5, 2007
7208840 Semiconductor module, electronic device and electronic equipment, and method for manufacturing semiconductor module Apr. 24, 2007
7196402 Interconnections Mar. 27, 2007
7193299 Conductor frame and housing for a radiation-emitting component, radiation-emitting component and display and/or illumination system using radiation-emitting components Mar. 20, 2007
7135760 Moisture resistant integrated circuit leadframe package Nov. 14, 2006
7132741 Semiconductor chip assembly with carved bumped terminal Nov. 7, 2006
7132315 Leadframe, plastic-encapsulated semiconductor device, and method for fabricating the same Nov. 7, 2006
7129575 Semiconductor chip assembly with bumped metal pillar Oct. 31, 2006
7122401 Area array type semiconductor package fabrication method Oct. 17, 2006
7119423 Semiconductor device and method of manufacturing the same, electronic module, and electronic instrument Oct. 10, 2006
7119424 Semiconductor device and method for manufacturing the same Oct. 10, 2006
7112872 Flexible semiconductor device with groove(s) on rear side of semiconductor substrate Sep. 26, 2006
7095099 Low profile package having multiple die Aug. 22, 2006
7081666 Lead frame structure with aperture or groove for flip chip in a leaded molded package Jul. 25, 2006
7049706 Semiconductor device with staggered electrodes and increased wiring width May. 23, 2006
7042103 Low stress semiconductor die attach May. 9, 2006
7023075 Teardrop shaped lead frames Apr. 4, 2006
7012324 Lead frame with flag support structure Mar. 14, 2006
7008826 Lead-frame-based semiconductor package and fabrication method thereof Mar. 7, 2006
7002239 Leadless leadframe packaging panel featuring peripheral dummy leads Feb. 21, 2006
6984884 Electric power semiconductor device Jan. 10, 2006
6984878 Leadless leadframe with an improved die pad for mold locking Jan. 10, 2006
6979888 LOC semiconductor assembled with room temperature adhesive Dec. 27, 2005
6979886 Short-prevented lead frame and method for fabricating semiconductor package with the same Dec. 27, 2005

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