Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878183 | Sublimation purifying method and apparatus | Shuhei Hotta, Kazuo Ishii | 2005-04-12 |
| 6583583 | Organic el material | Hiroshi Miyazaki, Tohru Saito | 2003-06-24 |
| 4751308 | Perfluorobicyclolactam compound and method for production thereof | Takashi Abe, Eiji Hayashi, Hiroshige Muramatsu, Hiroshi Okazaki | 1988-06-14 |
| 4656279 | Process for production of decahydroisoquinoline | Hiroshi Okazaki, Hiromu Wada, Kiyotaka Onishi | 1987-04-07 |
| 4336129 | Method for treating a water-containing waste oil | Tokuo Yoshimura, Hiroshi Okazaki, Takeharu Yushima | 1982-06-22 |