Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7025918 | Multilayer structures | Richard J. Jorkasky, II, George S. Li | 2006-04-11 |
| 6120896 | Process of making high nitrile composite filaments | Richard J. Jorkasky, II, George S. Li | 2000-09-19 |
| 5902530 | Process of making high nitrile composite filaments | Richard J. Jorkasky, II, George S. Li | 1999-05-11 |
| 5240525 | Method of fabricating a multilayer barrier packaging material | Lucy Melamud, Gerald P. Coffey | 1993-08-31 |
| 5114795 | Multilayered high barrier packaging materials method for the preparation thereof | Lucy Melamud, Gerald P. Coffey | 1992-05-19 |
| 5084352 | Multilayered barrier structures for packaging | Lucy Melamud, Gerald P. Coffey | 1992-01-28 |
| 5055520 | Blends of high nitrile coploymers and thermoplastic polymers | Doreen Y. Takigawa | 1991-10-08 |
| 5004783 | Blends of high nitrile copolymers and thermoplastic polymers | Doreen Y. Takigawa | 1991-04-02 |
| 4914138 | Blends of high nitrile polymers and polyolefins and method for the preparation thereon | Lucy Melamud, Gerald P. Coffey | 1990-04-03 |
| 4699634 | Process for the modification of aromatic polymers via phase transfer catalysis to produce polyarylene polymers and the use thereof | George S. Li | 1987-10-13 |
| 4684376 | Process for the modification of aromatic polymers via Friedel-Crafts reactions to produce novel polymers and the use thereof | George S. Li | 1987-08-04 |
| 4673717 | Process for the modification of aromatic polymers via Friedel-Crafts reactions to produce novel polymers and the use thereof | George S. Li | 1987-06-16 |
| 4596860 | Process for the modification of aromatic polymers via Friedel-Crafts reactions to produce novel polymers and the use thereof | George S. Li | 1986-06-24 |