Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11971381 | Gas detection device | Atsushi Nonaka, Hisao Onishi | 2024-04-30 |
| 10814312 | Desulfurizing agent for gases and gas desulfurization method | Shimpei Norioka, Hirofumi Ohtsuka, Takenori Hirano | 2020-10-27 |
| 9083015 | Fuel cell system | Hiroki Ohkawara, Shin IWATA, Minoru Suzuki | 2015-07-14 |
| 9083023 | Fuel cell system and desulfurization unit for the same | Takashi Amano, Hiroki Ohkawara, Shin IWATA | 2015-07-14 |
| 7820037 | Desulfurizing agent manufacturing method and hydrocarbon desulfurization method | Masataka Masuda, Shin-ichi Nagase, Osamu Okada | 2010-10-26 |
| 5685890 | Process for steam reforming of hydrocarbons | Osamu Okada, Tamotu Kotani, Satoshi Mori, Hiroki Fujita, Naoko Fukumura +1 more | 1997-11-11 |
| 5302470 | Fuel cell power generation system | Osamu Okada, Takeshi Tabata, Masataka Masuda, Masamichi Ippommatsu | 1994-04-12 |
| 4985074 | Process for producing a desulfurization agent | Osamu Okada, Tamotu Kotani, Satoshi Mori, Hiroki Fujita, Naoko Fukumura +1 more | 1991-01-15 |