Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5420041 | Method of acid value determination by infrared absorption | Hiroshi Yokota, Keiji Fujita, Akihiro Tsukamoto | 1995-05-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5420041 | Method of acid value determination by infrared absorption | Hiroshi Yokota, Keiji Fujita, Akihiro Tsukamoto | 1995-05-30 |