Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7432321 | Silica-rubber mixtures having improved hardness | Prashant Joshi, Antonio Chaves, Lesley Hwang, Michael B. Stout, Martin Hofstetter | 2008-10-07 |
| 6939903 | Natural fiber-filled polyolefin composites | William D. Sigworth, Roger A. Cheney, Henry L. Mei | 2005-09-06 |
| 6894089 | Modified silane treated pigments or fillers and compositions containing the same | Henry L. Mei, Eric R. Pohl, Robert E. Christie, Philbert E. Ramdatt | 2005-05-17 |
| 6455158 | Treatment of minerals with alkylsilanes and alkylsilane copolymers | Henry L. Mei, Herbert E. Petty, Philbert E. Ramdatt, Robert E. Christie, Juan Alfonso | 2002-09-24 |