Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11891279 | Expansion device and crane | Naoto Kawabuchi, Hiroshi Kitayama, Hisanori Wada, Takashi Kawano | 2024-02-06 |
| 11472680 | Crane | Naoto Kawabuchi, Hisanori Wada | 2022-10-18 |
| 10995778 | Hydraulic system and emergency operation method | Naoto Kawabuchi, Naofumi Yoshida, Yasuhiro Fukumori | 2021-05-04 |
| 10836612 | Crane | Kenji Urushihara, Takashi Kawano | 2020-11-17 |
| 10837473 | Hydraulic system | Naoto Kawabuchi, Naofumi Yoshida, Yasuhiro Fukumori | 2020-11-17 |
| 10640334 | Actuator control device and work vehicle | Naoto Kawabuchi, Naofumi Yoshida, Yasuhiro Fukumori | 2020-05-05 |
| 10604385 | Crane | — | 2020-03-31 |
| 5145280 | Water disaster prevention water curtain forming apparatus | Toshimitsu Araki, Fumihiko Kawamata, Hitoshi Miyagawa, Masahito Yoshida | 1992-09-08 |
| 5081582 | Method of controlling position of on-water water curtain device | Toshimitsu Araki, Fumihiko Kawamata, Hitoshi Miyagawa, Masahito Yoshida | 1992-01-14 |