Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4699853 | Fuel cell | Hideo Okada, Yoshio Iwase, Masato Takeuchi, Kohki Tamura | 1987-10-13 |
| 4656735 | Process for producing an electrolyte retaining matrix of electrical insulating long fibers | Hideo Okada, Masato Takeuchi, Hiroshi Tobita, Shimpei Matsuda, Kohki Tamura +1 more | 1987-04-14 |
| 4542079 | Fuel cell | Masato Takeuchi, Hiroshi Tobita, Hideo Okada, Munehiko Tonami | 1985-09-17 |
| 4480017 | Fuel cell | Masato Takeuchi, Hideo Okada, Hiroshi Tobita, Munehiko Tonami | 1984-10-30 |
| 4476199 | Fused carbonate fuel cell | Masato Takeuchi, Hideo Okada, Hiroshi Tobita, Munehiko Tonami | 1984-10-09 |
| 4446210 | Fuel cell electrode | Hideo Okada, Jinichi Imahashi, Seizi Takeuchi, Toshiki Kahara, Kenzo Ishii +4 more | 1984-05-01 |
| 4436794 | Molten carbonate fuel cell | Masato Takeuchi, Hideo Okada, Hirosi Tobita, Shinpei Matsuda, Munehiko Tonami +2 more | 1984-03-13 |
| 4407905 | Fuel cell | Seizi Takeuchi, Kenzo Ishii, Toshiki Kahara, Jinichi Imahashi, Masato Takeuchi +5 more | 1983-10-04 |