Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840875 | Desensitizing gum for lithographic printing plate comprising a polybasic and monoester of polysaccharide | Kenji Kunichika, Hiroshi Matsumoto | 1989-06-20 |
AS
Akira Shingu
Overall (1989): #134,396 of 140,708Top 100%
1
Patents 1989