Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4390524 | Makeup compositions in cake form including fibroin-coated and oily material-coated pigments | Toshihiro Nasuno | 1983-06-28 |
| 4325741 | Fibroin-coated pigment and processes for producing same | Toshihiro Nasuno | 1982-04-20 |
| 4233212 | Process for producing a fine powder of silk fibroin | Yukio Horikawa | 1980-11-11 |