Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6953828 | Polymeric membrane compositions | Raja N. Dharmarajan | 2005-10-11 |
| 6391977 | Impact modifier for thermoplastic polyolefins | Peter Kay, Trazollah Ouhadi | 2002-05-21 |
| 6346571 | Thermoplastic blend containing engineering resin | Narayanaswami Dharmarajan, Robert C. Puydak, Hsien-Chang Wang, Kenneth W. Powers, Donald R. Hazelton | 2002-02-12 |
| 6303691 | Impact modification of polyamides | Kenneth W. Powers, Hsien-Chang Wang | 2001-10-16 |
| 6207754 | Low modulus thermoplastic olefin compositions | — | 2001-03-27 |
| 6013727 | Thermoplastic blend containing engineering resin | Narayanaswami Dharmarajan, Robert C. Puydak, Hsien-Chang Wang, Kenneth W. Powers, Donald R. Hazelton | 2000-01-11 |
| 5681899 | Impact modifier for polyamides containing an elastomer and a halogenated isoolefin copolymer7 | Hsien-Chang Wang, Dongming Li | 1997-10-28 |
| 5453465 | Process for preparing thermoplastic compositions | Hsien-Chang Wang, Kenneth W. Powers | 1995-09-26 |
| 5369182 | Impact modification of polyamides | Kenneth W. Powers, Hsien-Chang Wang | 1994-11-29 |
| 5244961 | Thermoplastic compositions and process for preparing the same | Hsien-Chang Wang, Kenneth W. Powers | 1993-09-14 |
| 5238990 | High modulus toughened polyamide composition | Donald A. White, Hsien-Chang Wang | 1993-08-24 |
| 5051477 | Dynamically cured thermoplastic olefin polymers and process for producing the same | Robert C. Puydak, Charles Degener | 1991-09-24 |
| H766 | Polyarylate compositions | — | 1990-04-03 |
| 4731396 | Thermal stabilization of acetal polymers | Andrew Auerbach | 1988-03-15 |