Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883899 | End carboxyl bearing reactive vinyl monomers and preparation thereof | Hisaichi Muramoto, Keizou Ishii | 1989-11-28 |
| 4870132 | Polymerizable amphoinic resins having silicon-containing organic group | Akio Kashihara, Keizou Ishii, Shinichi Ishikura | 1989-09-26 |
| 4833189 | Composite resin particles and preparation thereof | Akio Kashihara, Shinichi Ishikura | 1989-05-23 |
| 4833208 | Composite acrylic resin particles | Akio Kashihara, Shinichi Ishikura | 1989-05-23 |
| 4812549 | Resinous composition comprising an acrylic resin having end carboxyl bearing long pendant groups and preparation thereof | Hisaichi Muramoto, Keizou Ishii | 1989-03-14 |