Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10107611 | Method of detecting lift amount of valve | Masatsugu Kajiwara | 2018-10-23 |
| 6824800 | Method of preparing a powder composition | Takayuki Mitsuya, Kouichi Kitahata, Kazuhiko Sugiura, Senji Sakanaka | 2004-11-30 |