Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428280 | Method and device for preventing collision of aerial work platform with upward obstacle | Isao Masuda | 2025-09-30 |
| 7883333 | Valve gate | Reiko Watanabe, Tsuyoshi Tanigaki, Kazuhiro Kato, Takehiro Sato, Hiroshi Nakayama | 2011-02-08 |