Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6382380 | Hydraulic power transmission joint | Tadahiko Kato, Yoshiaki Tajima, Toshiharu Takasaki, Hirotaka Kusukawa, Shigeo Murata | 2002-05-07 |
| 6341682 | Hydraulic power transmission joint | Tadahiko Kato, Masaki Nakamura, Toshiharu Takasaki, Hirotaka Kusukawa, Shigeo Murata | 2002-01-29 |
| 6336539 | Drain mechanism for hydraulic power transmission joint | Hiroyuki Nakano, Tadahiko Kato, Toshiharu Takasaki, Hirotaka Kusukawa, Shigeo Murata | 2002-01-08 |
| 6293381 | Hydraulic power transmission joint | Tadahiko Kato, Toshiharu Takasaki, Hirotaka Kusukawa, Shigeo Murata | 2001-09-25 |
| 6283264 | Hydraulic power transmission joint | Tadahiko Kato, Hiroyuki Nakano, Kiyonori Hirao, Yoshiaki Tajima, Toshiharu Takasaki +2 more | 2001-09-04 |
| 6257387 | Hydraulic power transmission joint | Tadahiko Kato, Kiyonori Hirao, Toshiharu Takasaki, Hirotaka Kusukawa, Shigeo Murata | 2001-07-10 |
| 6226988 | Rotary shaft coupler with rotary valve plate position dependent on direction of shaft rotation | Tadahiko Kato, Masaki Nakamura | 2001-05-08 |
| 5983635 | Rotary shaft coupler with rotary valve plate position dependent on direction of shaft rotation | Tadahiko Kato, Masaki Nakamura | 1999-11-16 |
| 5865725 | Image capture instrument with side view angle | Junichi Arai, Kouichi Watanabe | 1999-02-02 |
| 5706658 | Rotary shaft coupler with rotary valve plate position dependent on direction of shaft rotation | Tadahiko Kato, Masaki Nakamura | 1998-01-13 |