Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11819900 | Sequential molding tool | Hirotaka Miwa, Hidenori Watanabe, Toshikazu Nanbu | 2023-11-21 |
| 11623262 | Method for incrementally forming | Hirotaka Miwa, Shigeyuki Nakagawa, Ryou Murakami | 2023-04-11 |
| 11302974 | Electrode structure, air cell, and air cell stack | Itaru Shibata, Hirokazu Komatsu, Yoshiko Tsukada | 2022-04-12 |
| 10418676 | Electrode structure, air cell, and air cell stack | Itaru Shibata, Hirokazu Komatsu, Yoshiko Tsukada | 2019-09-17 |
| 8765321 | Transition metal nitride, separator for fuel cells, fuel cell stack, fuel cell vehicle, method of manufacturing transition metal nitride, and method of manufacturing separator for fuel cells | Nobutaka Chiba, Makoto Kano | 2014-07-01 |
| 8298724 | Transition metal nitride, separator for fuel cells, fuel cell stack, fuel cell vehicle, method of manufacturing transition metal nitride, and method of manufacturing separator for fuel cells | Nobutaka Chiba | 2012-10-30 |
| 7592037 | Fuel cell separator, fuel cell stack, fuel cell vehicle, and method of manufacturing the fuel cell separator | Nobutaka Chiba, Yasutaka Nakamura, Makoto Kano | 2009-09-22 |
| 7462128 | Rolling element and a process for producing the rolling element | Keizo Otani, Mitsuhiro Okuhata | 2008-12-09 |
| 6869489 | Steel for high bearing pressure-resistant member, having high machinability, and high bearing pressure-resistant member using same steel | Toshimitu Kimura, Tatsuomi Nakayama, Hiroo Ueda | 2005-03-22 |
| 6858096 | Rolling element for a continuously variable transmission (CVT), a CVT using the rolling element and a method for producing the rolling element | Nobuo Kino, Takuro Yamaguchi, Keizo Otani | 2005-02-22 |
| 6569267 | High bearing pressure-resistant member | Tsuyoshi Nakamura, Sadayuki Nakamura, Toshimitsu Kimura, Takurou Yamaguchi, Keizo Otani +2 more | 2003-05-27 |