Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5192810 | Method and apparatus for manufacturing dimpled structures from elastic cloth | — | 1993-03-09 |
| 5188879 | Polyimide foam filled structures | Paul F. Schoenzart, Werner Frank | 1993-02-23 |
| 5135959 | Method of impregnating reticulated foam with polymide foam and products thereof | — | 1992-08-04 |
| 5047436 | Method of improving foam fire resistance through the introduction of inorganic particles thereinto | Lola E. Crosswhite | 1991-09-10 |
| 5011558 | Method of improving foam fire resistance through the introduction of inorganic particles thereinto | Lola E. Crosswhite | 1991-04-30 |
| 5000813 | Method of improving foam fire resistance through the introduction of metal oxides thereinto | — | 1991-03-19 |
| 4988739 | Method of improving foam fire resistance through the introduction of metal oxides thereinto | — | 1991-01-29 |
| 4980004 | Method of manufacturing polyimide foam shapes having improved density and cell size uniformity | — | 1990-12-25 |
| 4980389 | Polyetherimide foam precursors and foams having improved physical properties and methods of making them | Paul F. Schoenzart, Werner Frank | 1990-12-25 |
| 4980102 | Method of manufacturing polyimide foam shapes having improved density and cell size uniformity | — | 1990-12-25 |
| 4978690 | Method of making porous inorganic particle filled polyimide foam insulation products | — | 1990-12-18 |
| 4962132 | Method of improving foam fire resistance through the introduction of inorganic particles thereinto | Lola E. Crosswhite | 1990-10-09 |
| 4935452 | Method of improving foam fire resistance through the introduction of metal oxides thereinto | — | 1990-06-19 |
| 4923907 | Method of making porous inorganic particle filled polyimide foam insulation products | — | 1990-05-08 |
| 4923651 | Method of manufacturing polyimide foam shapes having improved density and cell size uniformity | — | 1990-05-08 |
| 4865784 | Method of making porous inorganic particle filled polyimide foam insulation products | — | 1989-09-12 |