Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365032 | Monoester compound of 2,2-alkylidene bis(4,6-di-substituted phenol) | Akihiko Yosizato, Yoshinori Morifuji, Kunio Kondo | 1982-12-21 |
| 4205988 | Photochromic method involving an aromatic amine | Masaru Ozaki, Koichi Mori | 1980-06-03 |
| 4181694 | Method for producing hollow fibers of acrylonitrile polymers for ultrafilter | Yasuo Hashino, Hitoshi Sawabu, Tsugio Konno | 1980-01-01 |