KS

Katuo Sugawara

HI Hitachi: 18 patents #2,067 of 28,497Top 8%
SC Shikoku Electric Power Co.: 2 patents #9 of 93Top 10%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
Overall (All Time): #260,754 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
5416373 Electrically insulated coils and a method of manufacturing thereof Syoichi Maruyama, Mitsuo Mashiko, Toru Koyama, Kenji Mishima, Shinichi Yamashiro 1995-05-16
5215842 Photosensitive element for electrophotography Sukekazu Aratani, Shigeo Suzuki, Akira Hosoya, Toshiro Saito, Tsuneaki Kawanishi +3 more 1993-06-01
5212244 Thermosetting resin composition, and prepreg and laminated sheet which use the same Akio Takahashi, Junichi Katagiri, Akira Nagai, Masahiro Ono, Toshikazu Narahara 1993-05-18
5080965 Prepreg from poly(p-hydroxystyrene), epoxy-modified polybutadiene and maleimide Akio Takahashi, Junichi Katagiri, Akira Nagai, Masahiro Ono, Toshikazu Narahara 1992-01-14
5065285 Multi-layer circuit board, method of manufacturing the same and application thereof Akira Nagai, Masahiro Suzuki, Junichi Katagiri, Akio Takahashi 1991-11-12
5041478 Resin composition for printed circuit board Akio Takahashi, Masahiro Ono, Toshikazu Narahara 1991-08-20
4946734 Resin composition for printed circuit board and such board formed by use thereof Akio Takahashi, Masahiro Ono, Toshikazu Narahara 1990-08-07
4931507 Composition comprising poly(p-hydroxystrene) derivative, epoxy-modified polybutadiene and aromatic maleimide Akio Takahashi, Junichi Katagiri, Akira Nagai, Masahiro Ono, Toshikazu Narahara 1990-06-05
4809058 Integrated circuit device Takao Funamoto, Ryoichi Kajiwara, Mituo Katou, Takeshi Matsuzaka, Tomohiko Shida +5 more 1989-02-28
4784917 Thermosetting resin composition and laminate and process for the production thereof Keiko Tawara, Akira Nagai, Akio Takahashi, Masahiro Ono, Ritsuro Tada +2 more 1988-11-15
4738900 Thermo-setting, polymerizable composition and wiring board Masahiro Ono, Akio Takahashi, Ritsuro Tada, Akira Nagai, Motoyo Wajima +1 more 1988-04-19
4710854 Hybrid multilayer wiring board Minoru Yamada, Motoyo Wajima, Akira Masaki, Akio Takahashi, Keiichirou Nakanishi 1987-12-01
4607094 Thermosetting resin composition from aromatic cyanamide Akio Takahashi, Masahiro Ono, Ritsuro Tada, Motoyo Wajima, Toshikazu Narahara +1 more 1986-08-19
4587162 Resin composition and laminate produced therefrom comprising a cyclized polybutadiene and a prepolymer of a isocyanuric or cyanuric acid derivative Akira Nagai, Akio Takahashi, Masahiro Ono, Ritsuro Tada, Motoyo Wajima +1 more 1986-05-06
4502320 Method and apparatus for diagnosing oil-filled electric apparatus Seiichi Sakai, Toshihiko Gange, Hideo Tsukioka, Ichitaro Tani, Etsunori Mori +1 more 1985-03-05
4470832 Gas chromatographic apparatus Ictitaro Tani, Hideo Tsukioka, Etsuo Ohe, Etsunori Mori 1984-09-11
4444040 Method and apparatus for detecting gas components in oil in oil-filled device Seiichi Sakai, Toshihiko Gange, Hideo Tsukioka, Ictitaro Tani, Shigeo Shiono +1 more 1984-04-24
4402211 System for monitoring abnormality of oil-filled electric devices Etsuo Ohe, Ichitaro Tani, Hideo Tsukioka 1983-09-06