Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139863 | Molded polybenzimidazole/polyaryleneketone articles and method of manufacture | Edwardo Alvarez, Bennett C. Ward | 1992-08-18 |
| 5070153 | Molded polybenzimidazole/polyaryleneketone articles and method of manufacture | Edwardo Alvarez, Bennett C. Ward | 1991-12-03 |
| 4986511 | Seal structure for elevated temperature service | Richard Eugene Irby, G. Stephen Kyker, Eduardo Alvarez | 1991-01-22 |
| 4912176 | Sintered polybenzimidazole/polyaryleneketone articles and method of manufacture | Edwardo Alvarez, Bennett C. Ward | 1990-03-27 |