Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7189475 | Lithium secondary battery | Tsuyoshi Sasaki, Yoshio Ukyo, Hideyuki Nakano | 2007-03-13 |
| 7025907 | Carbon-containing lithium-iron composite phosphorus oxide for lithium secondary battery positive electrode active material and process for producing the same | Youji Takeuchi, Yoshio Ukyo | 2006-04-11 |
| 5108813 | Sliding member | Shoji Noda, Kazuo Higuchi | 1992-04-28 |
| 5093647 | Sliding electric parts | Shoji Noda, Kazuo Higuchi | 1992-03-03 |
| 4894411 | Composite material and process for producing the same | Akane Okada, Masaya Kawasumi, Megumi Fujimoto, Yoshitsugu Kojima, Toshio Kurauchi +1 more | 1990-01-16 |
| 4810734 | Process for producing composite material | Masaya Kawasumi, Yoshitsugu Kojima, Akane Okada, Osami Kamigaito | 1989-03-07 |