Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11890721 | Screw rotor processing method and screw rotor lead correction calculation device | Toshio Yamanaka, Koji Utsumi, Hisashi Aoki, Yoshiyuki Yamada | 2024-02-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11890721 | Screw rotor processing method and screw rotor lead correction calculation device | Toshio Yamanaka, Koji Utsumi, Hisashi Aoki, Yoshiyuki Yamada | 2024-02-06 |