Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12103128 | Machine tool | Junichiro ISHIZAKI | 2024-10-01 |
| 11632628 | Glass sheet composite | Jun Akiyama, Masayuki Hayashi | 2023-04-18 |
| 10914343 | Ball bearing | Naoaki Tsuji, Chiharu Ito | 2021-02-09 |
| 10711459 | Interior panel and interior panel structure | Takanobu MIZUNO, Kentaro Oka, Yasukazu Hiraoka, Asuka Hoshino | 2020-07-14 |
| 9982716 | Synthetic resin retainer and ball bearing | Naoaki Tsuji | 2018-05-29 |
| 9022662 | Retainer made of synthetic resin for use in ball bearing and ball bearing | Chiharu Ito | 2015-05-05 |
| 8371758 | Rolling contact member and rolling bearing | Katsutoshi Muramatsu, Masaaki Honda, Nobuyuki Ninoyu | 2013-02-12 |
| 4364988 | Magnetic recording medium | Haruo Andoh, Susumu Kitaoka, Toshinobu Sueyoshi, Akira Kato | 1982-12-21 |