Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5586751 | Manual chain block | Yoshio Ueno, Yasuo Wada | 1996-12-24 |
| 5566925 | Manual chain block | Yasuo Wada, Yoshio Ueno | 1996-10-22 |
| 5556078 | Manual hoist and traction machine | Haruo Kubota, Yoshio Nishi, Yoshio Ueno, Yasuo Wada | 1996-09-17 |
| 5533712 | Electric hoist and traction apparatus | Masaru Fujikawa, Kazunori Tsuda | 1996-07-09 |
| 5472171 | Free rotation control apparatus for a hoist and traction machine | Yoshio Nishi, Haruo Kubota, Yasuo Wada, Yoshio Ueno | 1995-12-05 |
| 5398912 | Hoist including brake cover and operating lever coupling | Yoshio Nishi, Yasuo Wada, Haruo Kubota, Yoshio Ueno | 1995-03-21 |
| 5351937 | Hoist and traction machine with free rotation control | Yoshio Nishi, Yasuo Wada, Haruo Kubota, Yoshio Ueno | 1994-10-04 |
| 5330036 | Mechanical brake for a hoist and traction machine | Yoshio Nishi, Haruo Kubota, Yoshio Ueno | 1994-07-19 |
| 5305989 | Hoist and traction machine with free rotation control | Yoshio Nishi, Yasuo Wada, Haruo Kubota, Yoshio Ueno | 1994-04-26 |
| 4348011 | Hoist with improved overload protection | — | 1982-09-07 |