Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7232372 | Tripod constant velocity universal joint | Tatsuro Sugiyama, Fumihiro Isobe | 2007-06-19 |
| 6893351 | Tripod type constant velocity universal joint | Shigeyoshi Ishiguro, Tatsuro Sugiyama | 2005-05-17 |
| 6843728 | Tripod type constant-velocity universal joint | Tatsuro Sugiyama, Humihiro Isobe | 2005-01-18 |
| 6837794 | Tripod type constant velocity universal joint | Tatuhiro Goto, Tsuyoshi Saito, Masahiro Ozawa | 2005-01-04 |
| 6743106 | Constant velocity universal joint | Tatsuro Sugiyama, Hisaaki Kura, Masayuki Kuroda | 2004-06-01 |
| 6736730 | Tripod type constant-velocity joint | Tatsuro Sugiyama, Fumihiro Isobe, Masashi Hashiya | 2004-05-18 |
| 6547667 | Constant velocity universal joint | Tatsuro Sugiyama, Hisaaki Kura, Masayuki Kuroda | 2003-04-15 |
| 6332844 | Propeller shaft and constant velocity universal joint for a propeller shaft | Yoshihiko Hayama | 2001-12-25 |
| 6280338 | Plunging constant velocity universal joint for propeller shaft | Yoshihiko Hayama | 2001-08-28 |
| 5989124 | Tripod type constant velocity universal joint | Tatuhiro Goto, Tsuyoshi Saito, Masahiro Ozawa | 1999-11-23 |
| 5853328 | Power transmission device and constant velocity universal joint therefor | Masazumi Kobayashi, Takeshi Kohara, Yoshikazu Fukumura | 1998-12-29 |
| 5129860 | Homokinetic universal joint | Yukio Asahara, Takeshi Ikeda | 1992-07-14 |