Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5728024 | Differential apparatus | Makoto Ishizuka, Yasuhiko Ishikawa, Masahiko Asahi | 1998-03-17 |
| 5728025 | Differential apparatus | Yasuhiko Ishikawa, Kazushige Nakane, Masao Teraoka, Takao Tashiro | 1998-03-17 |
| 5148901 | Hub clutch for automotive vehicle | Kazuhiro Sakamoto | 1992-09-22 |
| 5141088 | Hub clutch device | Masao Teraoka | 1992-08-25 |
| 5086867 | Power transmission apparatus | Isao Hirota, Masao Teraoka, Mitsuru Hasegawa | 1992-02-11 |
| 5083986 | Coupling apparatus with double clutches | Masao Teraoka, Isao Hirota | 1992-01-28 |
| 4981192 | Power transmission apparatus | Masao Teraoka | 1991-01-01 |
| 4960192 | Hub clutch | — | 1990-10-02 |
| 4899856 | Free wheel hub apparatus | — | 1990-02-13 |
| 4854434 | Hub clutch | — | 1989-08-08 |
| 4811824 | Hub clutch | — | 1989-03-14 |
| 4782720 | Power transmission unit | Masao Teraoka, Yukio Yuhashi | 1988-11-08 |
| 4718527 | Hub clutch | — | 1988-01-12 |