Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5731272 | Lubricant and method of manufacturing briquette using the same | Yoshiro Tanaka, Osamu Tsuge, Yutaka Inada, Coomarasamy Thirulingham | 1998-03-24 |
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5731272 | Lubricant and method of manufacturing briquette using the same | Yoshiro Tanaka, Osamu Tsuge, Yutaka Inada, Coomarasamy Thirulingham | 1998-03-24 |