Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7918950 | Low fiber calcination process for making gypsum fiberboard | Marsha S. SKINNER, Robert G. Lange | 2011-04-05 |
| 5364819 | Ultraviolet Faraday rotator glass | James L. Dexter, David G. Cooper, David C. Cranmer, Dale A. Kauffman | 1994-11-15 |
| 5221646 | Neutron absorbing glass compositions | Craig Stone, David C. Cranmer, Dale A. Kauffman, James Grundl | 1993-06-22 |
| 4709987 | Pressure and temperature insensitive glass and optical coatings and fibers therefrom | Albert Feldman, Nicholas Lagakos | 1987-12-01 |