Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4390486 | Method and apparatus for heating a mold cavity uniformly | Je-Chin Han | 1983-06-28 |
| 4389358 | Method and apparatus for making an integral structural cellular and non-cellular plastic or resinous article with a smooth outer surface | — | 1983-06-21 |
| 4333608 | Injection molding nozzle | — | 1982-06-08 |
| 4201742 | Method and apparatus for injection molding foamed resin products having a smooth finish on their surface | — | 1980-05-06 |