Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4404034 | Process for preparing aqueous dispersion of rosin-base materials | Kimio Kawatani | 1983-09-13 |
| 4380475 | Process for preparing aqueous dispersion of rosin-base materials | Kimio Kawatani, Shigenori Tsujimoto | 1983-04-19 |