TO

Takashi Ohashi

FI Fujifilm Business Innovation: 16 patents #50 of 1,659Top 4%
BL Bridgestone Tire Company Limited: 12 patents #6 of 438Top 2%
Bridgestone: 12 patents #165 of 2,860Top 6%
Toshiba Memory: 7 patents #254 of 1,971Top 15%
NI Ngk Insulators: 4 patents #658 of 2,083Top 35%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
KC Kokuyo Co.: 4 patents #30 of 136Top 25%
TI Tokyo Electric Power Company Holdings, Incorporated: 2 patents #90 of 711Top 15%
NJ Nuvoton Technology Corporation Japan: 1 patents #117 of 222Top 55%
OC Oji Yuka Goseishi Co.: 1 patents #14 of 35Top 40%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SM Sunrise Memory: 1 patents #23 of 31Top 75%
Kioxia: 1 patents #1,054 of 1,813Top 60%
AC Asahi Yukizai Kogyo Co.: 1 patents #11 of 42Top 30%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
Overall (All Time): #28,118 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 51–71 of 71 patents

Patent #TitleCo-InventorsDate
5093378 Process for producing flexible polyurethane foam Takumi Ishiwaka, Hajime Hasegawa 1992-03-03
5082870 Method of making an electrically conductive polyurethane foam Hiroya Fukuda, Masayuki Akou, Eiji Sawa 1992-01-21
5008297 Method for producing phenol resin foams and method of making foamed laminates Akihiro Maruyama, Munehiko Kato, Takumi Ishiwaka, Katsuto Seki 1991-04-16
4938819 Method of making a composite panel of a foam material Seiji Ishii, Hiroya Fukuda 1990-07-03
4887923 Platen roll Takumi Ishiwaka, Yukio Andoh, Michiyuki Yamaguchi, Shosuke Suzuki, Yoshinori Egashira +1 more 1989-12-19
4842926 Laminated product Eiji Sawa, Susumu Moriya, Hiroya Fukuda 1989-06-27
4830916 Method of manufacturing molded products and laminated structure including the molded products manufactured according to the method Hiroya Fukuda, Hitoshi Yaguchi, Kazuhumi Yokoyama, Keiichiro Tabata 1989-05-16
4755394 Electroconductive articles and a method of producing the same Masami Aoki, Takashi Kitamura 1988-07-05
4737524 Process for producing asphalt-blended polyurethane foams Masayuki Ako, Masafumi Dobashi, Hiroya Fukuda 1988-04-12
4590123 Low-resilience rubber compositions and foams Takatsugu Hashimoto 1986-05-20
4546127 Low-resilience rubber compositions and foams Takatsugu Hashimoto 1985-10-08
4393015 Process of producing urethane-modified polyisocyanurate foams Hiroshi Kaneda, Katsuhiko Arai, Akira Suzuki 1983-07-12
4296170 Fireproof laminates Toru Okoyama, Katsuhiko Arai 1981-10-20
4292353 Urethane modified polyisocyanurate foam surfaced with aluminum foil or sheet Toru Okuyama, Akira Suzuki, Katsuhiko Arai, Minoru Kojima, Yoshiko Taniguchi +5 more 1981-09-29
4292361 Asbestos-metal surfaced urethane modified polyisocyanurate foam Toru Okuyama, Akira Suzuki, Katsuhiko Arai 1981-09-29
4292369 Fireproof laminates Toru Okuyama, Katsuhiko Arai, Hiroshi Kaneda 1981-09-29
4256846 Method of producing flameproof polyisocyanurate foams Toru Okuyama, Hiroshi Kaneda, Yoshiko Taniguchi, Masako Yoshida 1981-03-17
4256799 Fireproof laminates Toru Okuyama, Akira Suzuki 1981-03-17
4246361 Method for producing flame- and smoke-resistant polyurethane foam sheet by incorporation of a urea derivative in reaction mixture Toshio Yukuta, Minoru Kojima, Masumi Saito 1981-01-20
4205136 Process for producing a rigid polyurethane foam having excellent flame retardance and low-smoke development Minoru Kojima, Masako Yoshida, Toru Okuyama, Ryozo Sakata 1980-05-27
4189541 Method for producing heat resistant and flame resistant polyisocyanurate foams using little or no organosilicone surfactant Toru Okuyama, Katsuhiko Arai, Akira Suzuki, Minoru Kojima, Yoshiko Taniguchi +2 more 1980-02-19