Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5827464 | Making high filament count fine filament polyester yarns | David George Bennie, Robert J. Collins, Hans R. E. Frankfort, Stephen B. Johnson, Benjamin H. Knox +2 more | 1998-10-27 |
| 5741587 | High filament count fine filament polyester yarns | David George Bennie, Robert J. Collins, Hans R. E. Frankfort, Stephen B. Johnson, Benjamin H. Knox +2 more | 1998-04-21 |
| 5691057 | Polyester mixed yarns with fine filaments | David George Bennie, Robert J. Collins, Hans R. E. Frankfort, Stephen B. Johnson, Benjamin H. Knox +2 more | 1997-11-25 |
| 5645936 | Continuous filaments, yarns, and tows | Hans R. E. Frankfort, Benjamin H. Knox | 1997-07-08 |
| 5505894 | Process of making spin-oriented, biconstituent filaments | Hans R. E. Frankfort, Benjamin H. Knox | 1996-04-09 |
| 5417902 | Process of making polyester mixed yarns with fine filaments | David George Bennie, Robert J. Collins, Hans R. E. Frankfort, Stephen B. Johnson, Benjamin H. Knox +2 more | 1995-05-23 |
| 5384082 | Process of making spin-oriented polyester filaments | Hans R. E. Frankfort, Benjamin H. Knox | 1995-01-24 |