Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5016721 | Full-turn type working machine | Nobuyoshi Yamamoto, Yasuhiko Murata, Fumimasa Saeki | 1991-05-21 |
| 4907667 | Full-turn type working machine | Nobuyoshi Yamamoto, Yasuhiko Murata, Fumimasa Saeki | 1990-03-13 |