Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6120924 | Perovskite-type oxide materials containing nickel and iron for air electrode and solid oxide fuel cell using the same | Reiichi Chiba, Fumikatsu Yoshimura | 2000-09-19 |
| 5695893 | Material for use in the positive electrodes of lithium batteries, its manufacture, and lithium batteries incorporating this material | Hajime Arai, Shigeto Okada, Jun-ichi Yamaki | 1997-12-09 |
| 5053548 | Biphenyl derivative composition for nerve cell degeneration repairing or protective agent and process for preparing a phenyl derivative contained in the composition | Tatsuyoshi Tanaka, Hiroshi Okazaki, Takashi Hasegawa, Yoshiyasu Fukuyama | 1991-10-01 |
| 5017724 | Hydrofluorene derivatives | Yasuo Oshiro, Tatsuyoshi Tanaka, Seiji Sato | 1991-05-21 |
| 4675260 | Lithium battery including vanadium pentoxide base amorphous cathode active material | Toshiro Hirai, Shigeto Okada, Takeshi Okada, Jun-ichi Yamaki, Hideaki Ohtsuka | 1987-06-23 |