Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312451 | Benzoxazine resin composition, prepreg, and fiber-reinforced composite material | Benjamin Rutz | 2025-05-27 |
| 11505641 | Prepreg and fiber-reinforced composite material | Koji Furukawa, Junko Kawasaki, Soichi Yoshizaki, Kentaro Sano | 2022-11-22 |
| 11329293 | Gas diffusion electrode substrate and method for producing gas diffusion electrode substrate | Masamichi Utsunomiya, Yasuaki Tanimura | 2022-05-10 |
| 11186674 | Epoxy resin composition, prepreg, fiber-reinforced composite material, and method for producing same | Kentaro Sano, Taiki Kuroda, Ayumi Mori | 2021-11-30 |
| 10950868 | Gas diffusion electrode and fuel cell | Kazuyo Shigeta, Masamichi Utsunomiya, Yasutaka Okano, Yasuaki Tanimura | 2021-03-16 |
| 10854887 | Carbon sheet, gas diffusion electrode substrate and fuel cell | Yasuaki Tanimura, Takashi Chida, Toru Sugahara, Masamichi Utsunomiya, Katsuya Sode +1 more | 2020-12-01 |
| 10804542 | Gas diffusion electrode base, laminate and fuel cell | Masamichi Utsunomiya, Yasuaki Tanimura, Junichi Urai | 2020-10-13 |
| 10804544 | Gas diffusion electrode substrate, and membrane electrode assembly and fuel cell equipped with same | Yasuaki Tanimura, Masamichi Utsunomiya, Yasutaka Okano | 2020-10-13 |
| 10538637 | Epoxy resin composition, fiber-reinforced composite material, and method for producing the same | Shinji Kochi, Masayuki Miyoshi, Kenichi Yoshioka | 2020-01-21 |
| 10461334 | Gas diffusion electrode and fuel cell | Yasuaki Tanimura, Masamichi Utsunomiya, Michio Wakatabe | 2019-10-29 |
| 10411269 | Gas diffusion electrode substrate, and membrane electrode assembly and fuel cell provided therewith | Yasuaki Tanimura, Masamichi Utsunomiya | 2019-09-10 |
| 10256477 | Gas diffusion electrode substrate | Masamichi Utsunomiya, Yasuaki Tanimura | 2019-04-09 |
| 10184034 | Carbon fiber forming raw material, formed material, and carbon fiber-reinforced composite material | Yoshifumi Nakayama, Daigo Kobayashi, Makoto Endo | 2019-01-22 |
| 10003079 | Gas diffusion electrode medium for fuel cell | Masamichi Utsunomiya | 2018-06-19 |
| 9972847 | Gas diffusion electrode medium for fuel cell | Masamichi Utsunomiya, Masaru Hashimoto | 2018-05-15 |
| 9771681 | Method for producing sizing agent-coated carbon fibers, and sizing agent-coated carbon fibers | Yoshifumi Nakayama, Daigo Kobayashi, Makoto Endo | 2017-09-26 |
| 9593444 | Method for producing sizing agent-coated carbon fibers, and sizing agent-coated carbon fibers | Yoshifumi Nakayama, Daigo Kobayashi, Makoto Endo | 2017-03-14 |
| 9249295 | Carbon fiber-reinforced thermoplastic resin composition, molding material, prepreg, and methods for producing same | Yoshifumi Nakayama, Daigo Kobayashi, Makoto Endo | 2016-02-02 |
| 7709582 | Epoxy resin composition for fiber reinforced composite material, a production method for fiber reinforced composite material, and a fiber reinforced composite material | Shinji Kouchi, Mariko Ishikawa, Hiroki Oosedo, Go Tanaka | 2010-05-04 |
| 7501087 | Injection molding thermosetting resin composition into reinforcing fiber substrate | Hiroki Oosedo, Go Tanaka, Shigeo Iwasawa | 2009-03-10 |
| 7148294 | Epoxy resin composition, process for producing fiber-reinforced composite materials and fiber-reinforced composite materials | Hiroki Oosedo, Go Tanaka, Shigeo Iwasawa | 2006-12-12 |
| 6410127 | Epoxy resin compositions, epoxy resin compositions for fiber-reinforced composite materials, and fiber-reinforced composite materials comprising the same | Hiroki Oosedo, Shunsaku Noda, Shinji Kouchi, Ryuji Sawaoka | 2002-06-25 |