Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11469653 | Method of manufacturing rotating body | Kenji Katsuki, Takashi Fukumoto, Yasutaka Oba, Masashi Matsumoto | 2022-10-11 |
| 11374474 | Method of manufacturing core product, and core product | Kenji Katsuki, Takashi Fukumoto, Yasutaka Oba | 2022-06-28 |