YH

Yasuo Hira

HI Hitachi: 37 patents #587 of 28,497Top 3%
ND Nitto Denko: 8 patents #411 of 2,479Top 20%
HC Hitachi Electronic Devices Co.: 2 patents #32 of 92Top 35%
HI Hiatchi: 1 patents #1 of 84Top 2%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
Overall (All Time): #83,556 of 4,157,543Top 3%
39
Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
6958790 Liquid crystal display apparatus Hitoshi Taniguchi, Yuji Mori 2005-10-25
6803977 Liquid crystal display apparatus Hitoshi Taniguchi, Yuji Mori 2004-10-12
6781733 Optical film and liquid crystal display using the same 2004-08-24
6727963 Liquid crystal display Hitoshi Taniguchi, Yuji Mori 2004-04-27
6717635 Liquid crystal display device with a light guide having random v-shaped dots Hitoshi Taniguchi, Toshihiko Ariyoshi, Seiji Umemoto 2004-04-06
6704070 Method for manufacturing a light guide plate Hitoshi Taniguchi, Toshihiko Ariyoshi, Seiji Umemoto 2004-03-09
6700632 Illuminator apparatus Hitoshi Taniguchi, Toshihiko Ariyoshi, Seiji Umemoto 2004-03-02
6700634 Backlit lighting device, liquid crystal display device utilizing same, and liquid crystal display device manufacturing method Hitoshi Taniguchi, Tetsuo Suzuki 2004-03-02
6690544 Magnetic head and magnetic head manufacturing method Atsuko Okawa, Hirotaka Imayama, Masayasu Fujisawa, Saburou Suzuki, Eisei Togawa +5 more 2004-02-10
6661479 Liquid crystal display apparatus Hitoshi Taniguchi, Yuji Mori 2003-12-09
6661552 Rear projection apparatus 2003-12-09
6639705 Optical film 2003-10-28
6633351 Optical functionality sheet, and planar light source and image display apparatus using the same sheet Toshihiko Ariyoshi 2003-10-14
6530671 Liquid crystal display Hitoshi Taniguchi, Yuji Mori, Hisao Hirayama, Toshitsugu Miyawaki 2003-03-11
6522373 Liquid crystal display device, light guide plate, and method for producing light guide plate Hitoshi Taniguchi, Toshitsugu Miyawaki, Shuji Yano 2003-02-18
6504680 Magnetic head and magnetic head manufacturing method Atsuko Okawa, Hirotaka Imayama, Masayasu Fujisawa, Saburou Suzuki, Eisei Togawa +5 more 2003-01-07
6334689 Liquid crystal display Hitoshi Taniguchi, Yuji Mori, Hisao Hirayama, Toshitsugu Miyawaki 2002-01-01
6278582 Magnetic head and magnetic head manufacturing method Atsuko Okawa, Hirotaka Imayama, Masayasu Fujisawa, Saburou Suzuki, Eisei Togawa +5 more 2001-08-21
6198601 Thin film magnetic head having non-linear tapered rails Tamaki Toba, Hirotaka Imayama, Atsuko Ohkawa, Masayasu Fujisawa, Kazuo Nate +5 more 2001-03-06
6099134 Liquid crystal display device Hitoshi Taniguchi, Yuji Mori 2000-08-08
5961198 Liquid crystal display device and method of manufacturing backlighting light guide panel therefor Hitoshi Taniguchi, Yuji Mori, Yoshie Kodera 1999-10-05
5910864 Thin film magnetic head having non-linear rails Tamaki Toba, Hirotaka Imayama, Atsuko Ohkawa, Masayasu Fujisawa, Kazuo Nate +5 more 1999-06-08
5567333 Thin film magnetic head, process for production thereof Tamaki Toba, Hirotaka Imayama, Atsuko Ohkawa, Masayasu Fujisawa, Kazuo Nate +5 more 1996-10-22
5371582 Thickness/depth measuring apparatus and method for measuring the thickness of a film and the depth of a groove Tamaki Toba, Atsuko Ohkawa, Masayasu Fujisawa, Isao Hashimoto 1994-12-06
5274727 Second harmonic generator and method of fabrication thereof Kenchi Ito, Kazumi Kawamoto, Hiroshi Momiji, Hidemi Sato, Atsuko Fukushima 1993-12-28