Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6184400 | Method of manufacturing a fatty acid ester of polyoxyalkylene alkyl ether | Takahiro Okamoto, Hisashi Sasamoto, Hirofumi Nakamura | 2001-02-06 |
| 5817844 | Method of manufacturing a fatty acid ester of polyoxyalkylene alkyl ether | Takahiro Okamoto, Hisashi Sasamoto, Hirofumi Nakamura | 1998-10-06 |