Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880873 | Adhesive for chlorine-containing polymers and aromatic group-containing polymers | — | 1989-11-14 |
| 4812548 | Liquid crystalline polymer | Robert W. Lenz | 1989-03-14 |
| 4810612 | Heat-fixable electrophotographic toner composition | Takashi Ueda | 1989-03-07 |