Issued Patents All Time
Showing 76–78 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4374677 | Preparation of improved heat stable yellow iron oxide pigments | Jihei Senda, Toshiaki Uenishi, Hidefumi Harada, Kouji Nakata, Akio Akagi | 1983-02-22 |
| 4374676 | Heat stable yellow iron oxides containing antimony | Jihei Senda, Toshiaki Uenishi, Hidefumi Harada, Kouji Nakata, Akio Akagi +1 more | 1983-02-22 |
| 4291010 | Heat stable yellow iron oxides | Jihei Senda, Toshiaki Uenishi, Hidefumi Harada, Kouji Nakata, Akio Akagi | 1981-09-22 |