Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142146 | Grommet | Satoshi Yokoyama, Masafumi Nakayasu, Shota Kinoshita | 2021-10-12 |
| 11097673 | Grommet | Satoshi Yokoyama, Shinichi Ikeda, Akitoshi Kimura | 2021-08-24 |
| 11081262 | Grommet | Satoshi Yokoyama, Shinichi Ikeda, Akitoshi Kimura | 2021-08-03 |