Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554255 | Lifting gear | — | 2003-04-29 |
| 6545655 | LCD device and driving method thereof | — | 2003-04-08 |
| D459854 | Lifting apparatus | Koji Saai | 2002-07-02 |
| D459855 | Lifting hook | Koji Saai | 2002-07-02 |
| 6390523 | Belt hoist | Koji Saai | 2002-05-21 |
| 6371543 | Sling | Koji Saai | 2002-04-16 |
| 6142448 | Belt hoist | Hidenori Fujiwara, Koji Saai | 2000-11-07 |
| 6030015 | Belt hoist having improved belt-hook assembly | Koji Saai | 2000-02-29 |
| 6003843 | Belt hoist | Hidenori Fujiwara, Koji Saai | 1999-12-21 |
| 5957433 | Belt hoist including a winding member with an improved belt fixing surface | Koji Saai | 1999-09-28 |
| 5533712 | Electric hoist and traction apparatus | Kazunori Tsuda, Munenobu Honda | 1996-07-09 |
| 5437432 | Hoist machine | — | 1995-08-01 |
| 5401216 | Belt tightening device | — | 1995-03-28 |