Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5556078 | Manual hoist and traction machine | Yoshio Nishi, Yoshio Ueno, Yasuo Wada, Munenobu Honda | 1996-09-17 |
| 5472171 | Free rotation control apparatus for a hoist and traction machine | Yoshio Nishi, Yasuo Wada, Yoshio Ueno, Munenobu Honda | 1995-12-05 |
| 5398912 | Hoist including brake cover and operating lever coupling | Yoshio Nishi, Yasuo Wada, Munenobu Honda, Yoshio Ueno | 1995-03-21 |
| 5351937 | Hoist and traction machine with free rotation control | Yoshio Nishi, Yasuo Wada, Munenobu Honda, Yoshio Ueno | 1994-10-04 |
| 5330036 | Mechanical brake for a hoist and traction machine | Yoshio Nishi, Yoshio Ueno, Munenobu Honda | 1994-07-19 |
| D347508 | Main body of lever-type winding machine | Yoshio Nishi | 1994-05-31 |
| 5316267 | Hoist including guards with chain swelling and twist corrective surfaces | Yoshio Nishi, Yoshio Ueno | 1994-05-31 |
| 5305989 | Hoist and traction machine with free rotation control | Yoshio Nishi, Yasuo Wada, Munenobu Honda, Yoshio Ueno | 1994-04-26 |
| 5271607 | Bearing structure for hoist/traction apparatus | Yoshio Nishi | 1993-12-21 |
| D341016 | Over-load cutout device for hand-operated, hoisting and pulling machine | Yasuo Wada, Yoshio Ueno | 1993-11-02 |