Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10233402 | Pressure medium oil and method for using said pressure medium oil | Shinji Aoki, Masahiro Kobessho | 2019-03-19 |
| 8394749 | Pressure medium oil | Shoji Aoyama, Hiroshi Nagakawa, Tahei Okada | 2013-03-12 |