Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9982335 | Manufacturing method of cylindrical sputtering target material | Akira Sakurai, Satoshi Kumagai, Takashi SONOHATA | 2018-05-29 |
| 9748079 | Cylindrical sputtering target material | Satoshi Kumagai, Akira Sakurai | 2017-08-29 |