Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4224263 | Method for blow molding | — | 1980-09-23 |
| 4219322 | Apparatus for molding plastic articles | Long F. Chang | 1980-08-26 |
| 4206168 | Method for molding plastic articles | — | 1980-06-03 |