Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342895 | Method of processing polyethylene terephthalate preforms and apparatus | Suppayan M. Krishnakumar, John F. E. Pocock, John F. Trembly | 1982-08-03 |
| 4335821 | Blow molded plastic material bottle bottom | Wayne N. Collette, Suppayan M. Krishnakumar | 1982-06-22 |