Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624137 | Softening finish composition | Tohru Katoh, Yasuki Ohtawa | 2003-09-23 |
| 6541444 | Softener composition | Yasuki Ohtawa, Tohru Katoh, Uichiro Nishimoto, Yoshio Hatayama | 2003-04-01 |
| 6521588 | Softener composition | Tohru Katoh, Yasuki Ohtawa | 2003-02-18 |