Issued Patents All Time
Showing 26–50 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5175040 | Flexible multi-layered armor | Gary A. Harpell, Hsin L. Li | 1992-12-29 |
| 5167876 | Flame resistant ballistic composite | Kwok-Wai Lem, Hong B. Chin, Young D. Kwon, Hsin L. Li | 1992-12-01 |
| 5160776 | Ballistic-resistant composite article | Hsin L. Li, Gary A. Harpell, Young D. Kwon | 1992-11-03 |
| 5149391 | Prepreg machine with a single endless conveyor belt | Hsin L. Li | 1992-09-22 |
| 5135804 | Network of polyethylene fibers | Gary A. Harpell, Sheldon Kavesh, Igor Palley | 1992-08-04 |
| 5126412 | Cyanato group containing phenolic resins, and phenolic triazines derived therefrom | Sajal Das | 1992-06-30 |
| 5124414 | Process for preparing phenolic cyanate resins | Das Sajal | 1992-06-23 |
| 5124195 | Flexible coated fibrous webs | Gary A. Harpell | 1992-06-23 |
| 5109078 | Cyanato group containing phenolic resins, phenolic triazines derived therefrom | Sajal Das | 1992-04-28 |
| 5104599 | Method of forming short fibers composed of anisotropic polymers | Kwok-Wai Lem, Hong B. Chin | 1992-04-14 |
| 5093158 | Method to make fiber/polymer composite with nonuniformly distributed polymer matrix | Hsin L. Li, Gary A. Harpell | 1992-03-03 |
| 5061545 | Fiber/polymer composite with nonuniformly distributed polymer matrix | Hsin L. Li, Gary A. Harpell | 1991-10-29 |
| 5043214 | Flame resistant article made of phenolic triazine and related method | Sajal Das, Raj K. Sharma, Bruce T. DeBona | 1991-08-27 |
| 5006390 | Rigid polyethylene reinforced composites having improved short beam shear strength | Sheldon Kavesh, Kwang Ki Kim, Young D. Kwon | 1991-04-09 |
| 5004788 | Cyanato group containing phenolic resins, phenolic triazines derived therefrom | Sajal Das | 1991-04-02 |
| 4988780 | Flame resistant article made of phenolic triazine and related method using a pure cyanato novolac | Sajal Das, Raj K. Sharma, Bruce T. DeBona | 1991-01-29 |
| 4980232 | Short fibers composed of antisotropic polymers and composites of thermoplastic and/or thermoset resins and such fibers | Kwok-Wai Lem, Hong B. Chin | 1990-12-25 |
| 4978727 | Cyanato group containing phenolic resins, phenolic triazines derived therefrom | Sajal Das | 1990-12-18 |
| 4970276 | Phenolic triazine copolymers based on pure cyanato novolacs | Sajal Das | 1990-11-13 |
| 4920159 | Friction resistant composition | Sajal Das, Seong K. Rhee, William J. Bulger | 1990-04-24 |
| 4916000 | Ballistic-resistant composite article | Hsin L. Li, Gary A. Harpell, Young D. Kwon | 1990-04-10 |
| 4897902 | Fabrics and twisted yarns formed from ultrahigh tenacity and modulus fibers, and methods of heat-setting | Sheldon Kavesh, Gary A. Harpell | 1990-02-06 |
| 4883628 | Method for preparing tenacity and modulus polyacrylonitrile fiber | Young D. Kwon, Sheldon Kavesh | 1989-11-28 |
| 4876774 | Method for preparing heat set fabrics | Sheldon Kavesh, Gary A. Harpell | 1989-10-31 |
| 4851279 | Fibers made from cyanato group containing phenolic resins, and phenolic triazines resins | Sajal Das | 1989-07-25 |