Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6114494 | Polyimide material and method of manufacture | James R. Kwiecinski | 2000-09-05 |
| 5409736 | Deacidification of cellulose based materials using perfluorinated carriers | Lee H. Leiner | 1995-04-25 |
| 4956394 | Closed cell phenolic foam containing alkyl glucosides | V ncent J. Wojtyna, James P. Colton, Jeffrey T. Stickel | 1990-09-11 |
| 4539338 | Phenol formaldehyde resoles for making phenolic foam | John D. Carlson, Vincent J. Wojtyna, James P. Colton | 1985-09-03 |
| 4478958 | Method for preparing phenolic foams using anhydrous aryl sulfonic acid catalysts | John D. Carlson, Vincent J. Wojtyna, James P. Colton | 1984-10-23 |
| 4444912 | Phenolic foam and composition and method for preparing the same | John D. Carlson, Vincent J. Wojtyna, James P. Colton | 1984-04-24 |