Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6998362 | Glass compositions | Paige L. Higby, Bret E. Penrod, Kenneth Melvin Fyles, Helen Louise McPhail | 2006-02-14 |
| 5641716 | Glass production method using ilmenite | Paige L. Higby, Bret E. Penrod, J. Joseph Cheng | 1997-06-24 |
| 5308805 | Neutral, low transmittance glass | Paige L. Higby | 1994-05-03 |
| 4713359 | Infrared absorbing glass compositions | Daniel P. Lubelski | 1987-12-15 |
| 4701425 | Infrared and ultraviolet absorbing glass compositions | Daniel P. Lubelski | 1987-10-20 |