KH

Keiji Hayashi

Sharp Kabushiki Kaisha: 26 patents #575 of 10,731Top 6%
Fujitsu Limited: 13 patents #2,362 of 24,456Top 10%
ND Nitto Denko: 12 patents #273 of 2,479Top 15%
TO Toyota: 7 patents #4,145 of 26,838Top 20%
KC Kansai Paint Co.: 7 patents #81 of 822Top 10%
TO Toto: 5 patents #210 of 1,113Top 20%
FT Fujitsu Display Technologies: 3 patents #33 of 137Top 25%
TL Toyota Central R&D Labs: 2 patents #528 of 1,657Top 35%
AC Achilles: 1 patents #13 of 47Top 30%
IL Infineum International Limited: 1 patents #144 of 272Top 55%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
IC Ikeda Bussan Co.: 1 patents #113 of 235Top 50%
FL Fujitsu Kasei Limited: 1 patents #11 of 32Top 35%
DC Daiichi Pharmaceutical Co.: 1 patents #181 of 399Top 50%
AO Au Optronics: 1 patents #1,836 of 2,945Top 65%
Overall (All Time): #28,368 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 51–71 of 71 patents

Patent #TitleCo-InventorsDate
6481854 Projection type display apparatus having air cooling arrangement Mari Sugawara, Tetsuya Hamada, Tetsuya Kobayashi, Toshihiro Suzuki, Takeshi Gotoh +2 more 2002-11-19
6440802 Process for fabricating semiconductor device and photolithography mask Masayuki Nagata 2002-08-27
6410557 Dry skin remedies Hirohiko Arisawa, Hiroaki Masunaga 2002-06-25
6395390 Sheet for protecting paint films of automobiles Tsuyoshi Inoue, Kenichi Shibata, Kenji Sano, Akira Wakabayashi, Shuuji Sugimoto +3 more 2002-05-28
6379010 Projection type display Toshihiro Suzuki, Tetsuya Kobayashi, Tetsuya Hamada, Takeshi Gotoh, Mari Sugawara +1 more 2002-04-30
6358600 Sheet for protecting paint film Tsuyoshi Inoue, Kenichi Shibata, Kenji Sano, Mitsuyoshi Shirai, Mitsuru Horada +4 more 2002-03-19
6335090 Pressure-sensitive adhesive and surface protecting material comprising an isobutylene polymer Mitsuyoshi Shirai, Kenichi Shibata, Mitsuru Horada, Tsuyoshi Inoue, Kenji Sano +3 more 2002-01-01
6135598 Optical device with light path changing element and projection-type display apparatus Tetsuya Hamada, Toshihiro Suzuki 2000-10-24
6083613 Sheet for protecting paint film Mitsuyoshi Shirai, Kenji Sano, Tsuyoshi Inoue, Kenichi Shibata, Mitsuru Horada +3 more 2000-07-04
6037054 Sheet for protecting paint film Mitsuyoshi Shirai, Tomohide Bamba, Isao Hirose, Kenji Sano, Toshiyuki Umehara +3 more 2000-03-14
5959704 Display device having diffraction grating Toshihiro Suzuki, Yukio Iigahama, Hisashi Yamaguchi, Takeshi Gotoh, Tetsuya Hamada +7 more 1999-09-28
5938307 Projection display apparatus using liquid crystal light bulb Tetsuya Hamada, Toshihiro Suzuki, Takeshi Gotoh 1999-08-17
5838415 Liquid crystal panel with reduced defects and an image projector using a liquid crystal panel as an optical spatial modulator Tetsuya Hamada, Takeshi Gotoh 1998-11-17
5764412 Polarization separation/conversion device for polarized lighting apparatus and projection display unit Toshihiro Suzuki, Hisashi Yamaguchi, Tetsuya Hamada, Mari Sugawara, Tetsuya Kobayashi +1 more 1998-06-09
5601917 Paint film-protective sheet Komaharu Matsui, Takeshi Eda, Hiroshi Ueda, Kenichi Shibata, Toshitaka Suzuki +5 more 1997-02-11
4922861 Multiple-purpose instantaneous gas water heater Osamu Tsutsui, Hideki Kawaguchi, Masahiro Kayano, Shingo Tanaka, Hiroshi Kobayashi +2 more 1990-05-08
4819587 Multiple-purpose instantaneous gas water heater Osamu Tsutsui, Hideki Kawaguchi, Masahiro Kayano, Shingo Tanaka, Hiroshi Kobayashi +2 more 1989-04-11
4768705 Cold/hot water discharging apparatus Osamu Tsutsui, Yukihiro Muroya, Hirofumi Takeuchi, Shingo Tanaka 1988-09-06
4761836 Washing device for parts of human body Osamu Tsutsui, Hirohiko Yasuda, Hidehiko Kuwahara, Hirofumi Takeuchi, Mitsuhiro Higuchi +1 more 1988-08-09
4739923 Hot/cold water mixing device Osamu Tsutsui, Yukihiro Muroya, Hirofumi Takeuchi 1988-04-26
4467484 Pneumatic cushion and manufacturing method therefor Hiroshi Nagatake 1984-08-28