Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889794 | Method of changing the density of image on simple color proof using a randomly dotted half tone mask | — | 1989-12-26 |
MT
Masahiro Terahata
Overall (1989): #78,433 of 140,708Top 60%
1
Patents 1989