Issued Patents All Time
Showing 26–50 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5128443 | Rigid-rod benzimidazole pendant benzobisazole copolymer | Loon-Seng Tan, Thuy D. Dang | 1992-07-07 |
| 5106940 | Dihydroxy-pendant rigid-rod benzobisazole polymer | Thuy D. Dang, Hoe Hin Chuah, Loon-Seng Tan | 1992-04-21 |
| 5098988 | Crosslinkable rigid-rod benzobisazole copolymer | Tsu-Tzu Tsai | 1992-03-24 |
| 5098987 | Crosslinkable rigid-rod benzobisazole polymer | Tsu-Tzu Tsai | 1992-03-24 |
| 5095075 | Thermoset rigid rod molecular composite system | Thaddeus E. Helminiak, Donald R. Wiff, Loon-Seng Tan, Wen-Fang Hwang, Hoe Hin Chuah | 1992-03-10 |
| 5086120 | Ionically blended molecular composites | Loon-Seng Tan | 1992-02-04 |
| 5081256 | Para ordered aromatic diacids containing benzimidazole groups | Loon-Seng Tan | 1992-01-14 |
| 5041522 | Dihydroxy-pendant rigid-rod benzobisazole polymer | Thuy D. Dang, Hoe Hin Chuah, Loon-Seng Tan | 1991-08-20 |
| 5039778 | Dihydroxy-pendant rigid-rod benzobisazole copolymer | Thuy D. Dang, Hoe Hin Chuah, Loon-Seng Tan | 1991-08-13 |
| 5003035 | Crosslinkable rigid-rod benzobisazole copolymer | Tsu-Tzu Tsai | 1991-03-26 |
| 5001217 | Crosslinkable rigid-rod benzobisazole polymers | Tsu-Tzu Tsai | 1991-03-19 |
| 4977223 | Thermoset rigid rod molecular composite system | Thaddeus E. Helminiak, Donald R. Wiff, Loon-Seng Tan, Wen-Fang Hwang, Hoe Hin Chuah | 1990-12-11 |
| 4960858 | Rigid rod aromatic benzimidazole/thiazole heterocyclic polymer | Jerry L. Burkett | 1990-10-02 |
| 4960854 | Rigid rod aromatic benzthiazole/oxazole heterocyclic polymer | Jerry L. Burkett | 1990-10-02 |
| 4960859 | Rigid rod aromatic benzimidazole/thiazole heterocyclic copolymer | Jerry L. Burkett | 1990-10-02 |
| 4960853 | Rigid rod aromatic benzoxazole/thiazole heterocyclic copolymers | Jerry L. Burkett | 1990-10-02 |
| 4916235 | Resin systems derived from benzocyclobutene-maleimide compounds | Loon-Seng Tan | 1990-04-10 |
| H754 | Arloxy p-phenylene diamines | J. Shield Wallace | 1990-03-06 |
| 4900805 | Rigid rod aromatic benzthiazole heterocyclic polymer | Jerry L. Burkett | 1990-02-13 |
| 4900806 | Rigid rod aromatic benthiazole heterocyclic copolymer | Jerry L. Burkett | 1990-02-13 |
| H729 | Aromatic polyisoimides | J. Shield Wallace | 1990-02-06 |
| H728 | Aryloxy p-benzidine compounds | J. Shield Wallace | 1990-02-06 |
| 4892953 | Benzthiazole substituted diacid terphenyl monomers | Jerry L. Burkett | 1990-01-09 |
| 4892921 | Pendant benzazole rigid-rod aromatic benzoxazole | Tsu-Tzu Tsai | 1990-01-09 |
| 4835246 | Pendant benzazole rigid-rod aromatic heterocyclic polymer | Tsu-Tzu Tsai | 1989-05-30 |