Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342104 | Automatic lifting angle adjuster for lifting wire rope | Masanori Sato, Katsuyuki Hiyama, Yoshinobu Chaen | 1994-08-30 |
| 5207795 | Automatic lifting angle adjuster for lifting wire rope | Masanori Sato, Katsuyuki Hiyama, Yoshinobu Chaen | 1993-05-04 |