Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7342142 | Hydrogenation of polytrimethylene ether glycol | Hari Babu Sunkara, Mayis Seapan, George F. Diffendall | 2008-03-11 |
| 5710315 | Monomer recovery process for contaminated polymers | — | 1998-01-20 |
| 5532404 | Monomer recovery process for contaminated polymers | — | 1996-07-02 |
| 5354616 | Fishing lines and related products | Robert Fish, James Michael McKenna, Raymond F. Tietz | 1994-10-11 |
| 5219646 | Polyester blends and their use in compostable products such as disposable diapers | Hyunkook Shin, Raymond F. Tietz | 1993-06-15 |
| 5171308 | Polyesters and their use in compostable products such as disposable diapers | Cathy Jane Hamilton, Steven M. Hansen, Hyunkook Shin, Raymond F. Tietz | 1992-12-15 |
| 5171309 | Polyesters and their use in compostable products such as disposable diapers | Cathy Jane Hamilton, Steven M. Hansen, Hyunkook Shin, Raymond F. Tietz | 1992-12-15 |
| 5097004 | Novel polyesters and their use in compostable products such as disposable diapers | Cathy Jane Hamilton, Raymond F. Tietz | 1992-03-17 |