Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5017195 | Non-dustable granular dye: dye particles coated with hydroxylpropyl cellulose or carbohydrate | Fumio Ogawa | 1991-05-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5017195 | Non-dustable granular dye: dye particles coated with hydroxylpropyl cellulose or carbohydrate | Fumio Ogawa | 1991-05-21 |