Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5839532 | Vacuum wall walking apparatus | Takeo Yoshiji | 1998-11-24 |
| 4832176 | System for automatically distributing and supplying parts | IKUO MAEZAWA, Hideharu Koizumi, Masato Tanaka, Hironobu Kida | 1989-05-23 |