Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665480 | Copper-lead alloy bearing | Tadashi Tanaka, Koichi Yamamoto, Tsukimitsu Higuchi | 1997-09-09 |
| 5666644 | Multilayered end bearing | Tadashi Tanaka, Koichi Yamamoto, Tsukimitsu Higuchi, Kouki Ozaki | 1997-09-09 |
| 5654107 | Wear resisting aluminum alloy composite material | Tadashi Tanaka, Koichi Yamamoto, Yoshiaki Sato, Eiji Kato | 1997-08-05 |
| 5618873 | Sliding member | Tadashi Tanaka, Nobutaka Hiramatsu | 1997-04-08 |