Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11059111 | Cutting insert and indexable ball end mill | Kenji Nagafuchi, Yoshiyuki Kobayashi | 2021-07-13 |
| D908752 | Cutting insert | Kenji Nagafuchi, Yoshiyuki Kobayashi | 2021-01-26 |
| D907671 | Cutting insert | Kenji Nagafuchi, Yoshiyuki Kobayashi | 2021-01-12 |
| D907670 | Cutting insert | Kenji Nagafuchi, Yoshiyuki Kobayashi | 2021-01-12 |
| 10850335 | Cutting insert and cutting edge-interchangeable rotary cutting tool | Yoshiyuki Kobayashi, Takao Nakamigawa | 2020-12-01 |
| 10799956 | Indexable rotary cutting tool and insert | Yoshiyuki Kobayashi, Takao Nakamigawa, Fumihiko Inagaki, Yuuki Hayashi | 2020-10-13 |
| D894982 | Cutting insert | Kenji Nagafuchi, Yoshiyuki Kobayashi | 2020-09-01 |
| 10688570 | Indexable rotary cutting tool and insert | Yoshiyuki Kobayashi, Takao Nakamigawa, Fumihiko Inagaki, Yuuki Hayashi | 2020-06-23 |
| D872784 | Cutting insert for a rotary cutting machine tool | Fumihiko Inagaki, Yoshiyuki Kobayashi | 2020-01-14 |
| 9868161 | Ball-end mill and insert | Yoshimitsu Nagashima, Yoshiyuki Kobayashi, Yuuki Hayashi | 2018-01-16 |
| 4353142 | Mop carrier and a rotary suppressor therein | Masanobu Nishiyama | 1982-10-12 |