Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6520484 | Hoisting apparatus | Toshiyuki Shimizu, Shiro Nakajima | 2003-02-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6520484 | Hoisting apparatus | Toshiyuki Shimizu, Shiro Nakajima | 2003-02-18 |