Resources Contact Us Home
Takayama; Satoshi
Hirakata, JP
No. of patents:

Patent Number Title Of Patent Date Issued
5073946 Thin speaker having an enclosure with an open portion and a closed portion December 17, 1991
A speaker which is thin but which is capable of providing high-fidelity reproduction and ensuring a suitable level of sound pressure even when it is brought close to a wall. A closed chamber is formed behind one part of a disphragm mounted in an enclosure, and an open chamber is formed b
5025474 Speaker system with image projection screen June 18, 1991
A speaker system has an acoustic diaphragm and an image projection screen provided on a surface of the diaphragm integrally therewith so as to enable the user to enjoy both realistic image on the screen and powerful sound reproduced through the diaphragm. The rear surface of the diaphrag

  Recently Added Patents
Mobile interactive kiosk method
Semiconductor apparatus
Method for maintaining a driver-independent braking intervention after a collision
Flexure with insulating layer isolating a portion of a metal substrate
Electric washing machine
Cylindrical LED fixture
  Randomly Featured Patents
Navigational aid autopilot
Analog/digital numerical control system
Oral care devices
Emergency release closure
Substituted .beta.-thiocarboxylic acids
Optical film and image viewing display
Ink jet recording heat and ink discharge method
Methods and compositions for treating type 1 diabetes
Forwarding for network devices
Apparatus and method for shaping fiber reinforced resin matrix materials and product thereof