Dunkelberger; David L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dunkelberger; David L..The latest application filed is for "polycarbonate blends".
- Dunkelberger; David L. - Newtown PA
- Dunkelberger; David L. - Levittown PA
| Patent | Date |
|---|---|
| Polycarbonate blends Grant 5,405,670 - Wetzel , et al. April 11, 1 | 1995-04-11 |
| Thermoplastic and thermoset polymer compositions Grant 5,346,954 - Wu , et al. September 13, 1 | 1994-09-13 |
| Thermoplastic and thermoset polymer compositions Grant 5,237,004 - Wu , et al. August 17, 1 | 1993-08-17 |
| Polyolefin compositions with improved impact strength Grant 4,997,884 - Ilenda , et al. March 5, 1 | 1991-03-05 |
| Dunkelspersers Grant 4,539,375 - Dunkelberger September 3, 1 | 1985-09-03 |
| Thermoplastic film having improved outdoor weatherability Grant 4,141,935 - Dunkelberger February 27, 1 | 1979-02-27 |
| Vinyl halide polymer impact modifiers Grant 3,971,835 - Myers , et al. July 27, 1 | 1976-07-27 |
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