Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11749810 | Gas diffusion layer, membrane electrode assembly, and fuel cell | Umi Yamamoto, Masamichi Utsunomiya, Isamu Shigemoto | 2023-09-05 |
| 11621426 | Micro-porous layer and manufacturing method therefor, gas diffusion electrode substrate, and fuel battery | Masamichi Utsunomiya, Kentaro Kajiwara, Fumitaka Watanabe | 2023-04-04 |
| 11329293 | Gas diffusion electrode substrate and method for producing gas diffusion electrode substrate | Masamichi Utsunomiya, Toshiya Kamae | 2022-05-10 |
| 11309546 | Gas diffusion electrode, method for manufacturing gas diffusion electrode, membrane electrode assembly, and fuel cell | Yasutaka Okano, Masamichi Utsunomiya | 2022-04-19 |
| 11302951 | Electrode and redox flow battery | Kentaro Kajiwara, Masamichi Utsunomiya, Fumitaka Watanabe | 2022-04-12 |
| 10950867 | Electrode, redox flow battery, and method for producing electrode | Kentaro Kajiwara, Masamichi Utsunomiya, Fumitaka Watanabe | 2021-03-16 |
| 10950868 | Gas diffusion electrode and fuel cell | Kazuyo Shigeta, Masamichi Utsunomiya, Yasutaka Okano, Toshiya Kamae | 2021-03-16 |
| 10854887 | Carbon sheet, gas diffusion electrode substrate and fuel cell | Takashi Chida, Toru Sugahara, Masamichi Utsunomiya, Toshiya Kamae, Katsuya Sode +1 more | 2020-12-01 |
| 10818934 | Gas diffusion electrode | Toru Miyake, Masamichi Utsunomiya, Kazuyo Shigeta | 2020-10-27 |
| 10804542 | Gas diffusion electrode base, laminate and fuel cell | Masamichi Utsunomiya, Toshiya Kamae, Junichi Urai | 2020-10-13 |
| 10804544 | Gas diffusion electrode substrate, and membrane electrode assembly and fuel cell equipped with same | Masamichi Utsunomiya, Toshiya Kamae, Yasutaka Okano | 2020-10-13 |
| 10790516 | Gas diffusion electrode and method for manufacturing same | Yasutaka Okano, Junichi Urai, Masamichi Utsunomiya | 2020-09-29 |
| 10461334 | Gas diffusion electrode and fuel cell | Masamichi Utsunomiya, Michio Wakatabe, Toshiya Kamae | 2019-10-29 |
| 10411269 | Gas diffusion electrode substrate, and membrane electrode assembly and fuel cell provided therewith | Masamichi Utsunomiya, Toshiya Kamae | 2019-09-10 |
| 10256477 | Gas diffusion electrode substrate | Masamichi Utsunomiya, Toshiya Kamae | 2019-04-09 |
| 5245671 | Apparatus for inspecting printed circuit boards and the like, and method of operating same | Shigeki Kobayashi, Teruhisa Yotsuya | 1993-09-14 |
| 5093797 | Apparatus for inspecting packaged electronic device | Teruhisa Yotsuya, Shigeki Kobayashi | 1992-03-03 |