MH

Masaharu Hayashi

Aisin Seiki Kabushiki Kaisha: 30 patents #33 of 3,782Top 1%
KA Kao: 24 patents #27 of 3,221Top 1%
SI Sumitomo Rubber Industries: 11 patents #179 of 1,637Top 15%
YA Yazaki: 3 patents #1,239 of 3,427Top 40%
ND Nitto Denko: 3 patents #959 of 2,479Top 40%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
FC Fuji Latex Co.: 2 patents #2 of 18Top 15%
TC Tomoku Co.: 1 patents #1 of 8Top 15%
SC Sokkisha Co.: 1 patents #4 of 26Top 20%
📍 Toyota, JP: #17 of 316 inventorsTop 6%
Overall (All Time): #39,544 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 26–50 of 60 patents

Patent #TitleCo-InventorsDate
5569740 Deproteinized natural rubber latex and its production process Yasuyuki Tanaka, Kazuhiko Shibata, Kenichi Ikeda, Yuji Nishida, Shinichi Nakade +2 more 1996-10-29
5567606 Antifoaming agent for fermentation, L-amino acid-producing medium and production process of L-amino acids Yuichi Hioki, Masafumi Shonaka, Tadashi Moriyama 1996-10-22
5462967 Feed additive for livestock and feed for livestock 1995-10-31
5435284 Throttle control apparatus Masaru Shimizu, Mitsuo Kikkawa, Shoichi Doi, Yoshifumi Yamada, Shinichiro Tanaka +1 more 1995-07-25
4925436 Tensioner Hisashi Kodama, Yoshio Okabe, Yukimori Kobayashi, Eiji Shirai 1990-05-15
4909368 Fluid coupling apparatus Seiya Tanaka 1990-03-20
4907682 Viscous fluid coupling device Seiya Tanaka 1990-03-13
4768472 Cooling system for an internal combustion engine Masato Itakura, Kenji Shindo 1988-09-06
4727969 Viscous fluid coupling Kenji Hattori, Toshiaki Shirai 1988-03-01
4687132 Engine cooling fan coupling system controlled in concert with a cooling system thermostat Shunkichi Suzaki, Toshiaki Shirai, Hisanobu Adachi, Kenji Hattori, Yoshinari Takakura 1987-08-18
4664593 Blade configuration for shrouded motor-driven fan Makoto Nakagawa 1987-05-12
4627524 Viscous fluid coupling device Masato Itakura 1986-12-09
4621433 Verticality detecting apparatus for plumbing columns Tetsuya Takeuchi, Katsuki Koshigoe, Hiroshi Ogino 1986-11-11
4583625 Temperature responsive fluid coupling device Masato Itakura 1986-04-22
4574929 Viscous fluid coupling Kenji Hattori, Masato Itakura 1986-03-11
4570771 Viscous fluid coupling having centrifugal valve means Hiorji Yamaguchi, Takanobu Hori 1986-02-18
4555004 Temperature responsive fluid coupling device Ryuji Nakamura 1985-11-26
4544053 Temperature-responsive fluid coupling device Hiroji Yamaguchi, Masato Itakura 1985-10-01
4519343 Engine cooling system Syunzo Tsuchikawa, Masato Itakura 1985-05-28
4505641 Cooling fan for internal combustion engine Shunzo Tsuchikawa, Takanobu Hori 1985-03-19
4469209 Viscous fluid coupling device Ryoichi Kuga 1984-09-04
4467901 Temperature responsive, pneumatically actuated, fluid shear, cooling fan clutch and a control providing three step variation thereof Kenji Hattori, Kongou Aoki 1984-08-28
4467903 Temperature responsive, pneumatically actuated, fluid shear, cooling fan clutch and control therefor Makoto Nakagawa, Kenji Hattori 1984-08-28
4444300 Viscous fluid coupling device Makoto Nakagawa 1984-04-24
4431098 Bimetal coil mounting arrangement for viscous fluid coupling Kenji Hattori 1984-02-14