Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5476792 | Time-temperature indicator devices | Richard B. Barrett | 1995-12-19 |
| 4623708 | Prepolymerization of monomer compositions containing diethylene glycol bis(allyl carbonate) | Melvin E. Kamen, Donald H. Petcen | 1986-11-18 |