Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6720443 | Catalyst and process for the preparation of aromatic carbonates | — | 2004-04-13 |
| 6596896 | Process for producing aromatic carbonate | Tetsuo Ban, Masaharu Muramoto, Yuzo Fujiwara, Teizo Yamaji, Chengguo Jia +1 more | 2003-07-22 |
| 6534670 | Catalyst and process for the preparation of aromatic carbonates | — | 2003-03-18 |
| 4668782 | Anhydrous crystalline or crystalline hemihydrate monohydrate or trihydrate of cephalosporin derivative | Yataro Ichikawa, Toshiaki Harada, Hiroshi Imai, Yoji Suzuki | 1987-05-26 |
| 4330633 | Solid electrolyte | Shizuo Azuma, Teizo Yamaji | 1982-05-18 |
| 4317742 | Oxygen scavenger composition, heat-generating composition and heat-generating structure | Teizo Yamaji | 1982-03-02 |