Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12043401 | Transmission cooling assembly of helicopter | Akira HAYASAKA, Hiroki Yamamoto, Hidenori Arisawa, Yuji Shinoda, Mitsuaki Tanaka +1 more | 2024-07-23 |
| 12031621 | Transmission lubricating structure of helicopter | — | 2024-07-09 |
| 12017760 | Transmission lubricating assembly of helicopter | Akira HAYASAKA, Hiroki Yamamoto, Hidenori Arisawa, Yuji Shinoda, Mitsuaki Tanaka +1 more | 2024-06-25 |
| 11965591 | Lubrication device for helicopter | Isao Fujii, Yuji Yamazaki, Masatoshi Matsumoto | 2024-04-23 |
| 11892074 | Transmission lubricating structure of helicopter | — | 2024-02-06 |
| 11618556 | Lubrication pressue control of a power transmission device for helicopter | Hirofumi Akahori, Yuji Yamazaki, Takahiko BANNO, Akira HAYASAKA | 2023-04-04 |
| 11365800 | Lubrication device for helicopter | Isao Fujii, Yuji Yamazaki, Masatoshi Matsumoto | 2022-06-21 |