Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6987160 | Thermoplastic polyurethane | Hideho Tanaka, Masaru Kunimura, Takayoshi Kaneko | 2006-01-17 |
| 6881856 | Thermoplastic polyurethane | Hideho Tanaka, Masaru Kunimura, Takayoshi Kaneko | 2005-04-19 |
| 6472498 | Diaryl carbonate product and production of polycarbonate | Ryoji Sugise, Shuji Tanaka, Takashi Doi, Hirofumi Ii, Masayuki Nishio +3 more | 2002-10-29 |
| 6388140 | Method and producing cyclododecanone compound | Ryoji Sugise, Shuji Tanaka, Takashi Doi, Masayuki Nishio, Sadao Niida +1 more | 2002-05-14 |
| 6143917 | Process for producing aryl carbamates | Katsumasa Harada, Ryoji Sugise, Tsunao Matsuura | 2000-11-07 |