Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9789671 | Shock absorbing member | Takeshi Kumazawa, Ayumi Tsujino | 2017-10-17 |
| 9211600 | Boron carbide-containing ceramic bonded body and method for producing the bonded body | Takeshi Kumazawa, Hideki Kita, Hideki Hyuga | 2015-12-15 |