Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11365800 | Lubrication device for helicopter | Isao Fujii, Masatoshi Matsumoto, Kenta Ogasawara | 2022-06-21 |
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Yuji Yamazaki
Overall (2022): #190,042 of 548,613Top 35%
1
Patents 2022