Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752862 | Color fading/discoloration preventive agent | Tadahiro Hiramoto, Satoshi Masumura, Toru Shimizu, Tomoya Yamashita | 2004-06-22 |
| 5620934 | Production process of silicon carbide from organosilicon compounds | Masayoshi Itoh, Kenji Iwata, Mineo Kobayashi | 1997-04-15 |
| 5596117 | Preparation process of organo silicon compounds and production process of silicon | Masayoshi Itoh, Kenji Iwata | 1997-01-21 |
| 5508363 | Preparation process of organosilicon compounds and production of silicon carbide | Masayoshi Itoh, Kenji Iwata | 1996-04-16 |
| 5041587 | Process for preparing organic silicon compound | Masayoshi Itoh, Kenji Iwata, Noriyuki Yanagawa, Tetsura Utsumi, Mineo Kobayashi +1 more | 1991-08-20 |