Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5348933 | Substituted pyridinesulfonamide compound or its salt, process for preparing the same, and herbicide containing the same | Nobuyuki Sakashita, Shigeo Murai, Kazuyuki Maeda, Yuji Nakamura, Tsunezo Yoshida +2 more | 1994-09-20 |
| 5306388 | Quartz glass crucible for pulling a semiconductor single crystal | Tohru Ito, Yoshinobu Nagamine | 1994-04-26 |
| 5306473 | Quartz glass crucible for pulling a single crystal | Yuji Hayashi, Satoru Tachibana, Kazuhiko Takariki | 1994-04-26 |