Issued Patents 2024
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12090559 | Tool driving device and method of producing drilled product | Masao Watanabe, Tatsuo Nakahata | 2024-09-17 |
| 11976585 | Engine | Yuji Harada, Kenji Uchida, Masayuki Kidokoro, Kazuhiro Nagatsu | 2024-05-07 |
| 11969803 | Drill and method of producing drilled product | Masao Watanabe, Tatsuo Nakahata, Hiroyuki Sugawara, Shinya Matsuo, Hideharu Takahashi | 2024-04-30 |
| 11938553 | Hole finishing tool and method of producing hole finished product | Masao Watanabe, Tatsuo Nakahata | 2024-03-26 |
| 11891973 | Engine system | Yuji Harada, Kenji Uchida | 2024-02-06 |