Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878973 | Process for producing a thin resin film | Kaoru Yamaki, Takayuki Kuroda | 1989-11-07 |
| 4551389 | Porous spherical cellulose acetate particles | Kazuhiro Yamazaki | 1985-11-05 |
| 4460411 | Nitrocellulose composition and process for producing the same | Akihiko Higuchi | 1984-07-17 |