Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7351685 | Softener composition | Yasuki Ohtawa, Tohru Katoh, Uichiro Nishimoto, Yoshio Hatayama | 2008-04-01 |
| 7135443 | Surfactant composition | Makoto Kubo, Kazuhiro Iitaka, Tomoko Uchiyama, Yasuhiro Doi | 2006-11-14 |
| 6958316 | Thickener | Makoto Kubo, Kazuhiro Iitaka, Takaya Sakai, Yoshifumi Nishimoto | 2005-10-25 |
| 6956014 | Thickener | Makoto Kubo | 2005-10-18 |
| 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 |
| 6410502 | Softener compositions | Tohru Katoh, Yasuki Ohtawa | 2002-06-25 |