Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11214919 | Wet web strength for fiberglass mats | Adam R. Krause, David M. Lucas, Eric J. Ouderkirk, Janet R. Kirkman, Robert M. Lowe +1 more | 2022-01-04 |
| 6367930 | Process for preparing a photochromic lens | Pia I. Santelices, Jack C. Chan, Sivaram Krishnan, William G. Curtis, Robert A. Pyles | 2002-04-09 |
| 6166129 | Photochromic polyurethanes | James W. Rosthauser, Karl W. Haider, Sivaram Krishnan | 2000-12-26 |
| 6107395 | Photochromic polyurethanes | James W. Rosthauser, Karl W. Haider, Sivaram Krishnan | 2000-08-22 |
| 5491211 | Bloom-free thermoplastic polyurethane compositions | Joseph Jupa | 1996-02-13 |
| 4954199 | Two component polyurethane adhesive | Randall C. Rains, Jeffrey F. Dormish, Susan A. Stanton | 1990-09-04 |
| 4576731 | Conversion of incompatible mixed polyols to polyol products with increased resistance to phase separation | — | 1986-03-18 |
| 4551498 | Polyether polyurethane prepolymers containing finely divided inorganic particles and cast elastomers made therefrom | Robert P. Yeater, Richard S. Pantone | 1985-11-05 |
| 4490302 | Liquid diphenylmethane diisocyanate compositions | Eric Ma | 1984-12-25 |