Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5750732 | Method to produce cyclic esters | Dan W. Verser, Alex Cheung, Timothy J. Eggeman, William A. Evanko, Kevin H. Schilling +4 more | 1998-05-12 |
| 5470945 | Thermally reversible isocyanate-based polymers | Richard A. Markle, Phyllis L. Brusky, Joel D. Elhard, Donald M. Bigg, Sylvester Sowell | 1995-11-28 |
| 5420304 | Method to produce cyclic esters | Dan W. Verser, Alex Cheung, Timothy J. Eggeman, William A. Evanko, Kevin H. Schilling +4 more | 1995-05-30 |
| 5387667 | Thermally-reversible isocyanate-based polymers | Richard A. Markle, Joel D. Elhard, Donald M. Bigg, Sylvester Sowell, Phyllis L. Brusky | 1995-02-07 |
| 5319107 | Method to produce cyclic esters | Herman P. Benecke, Alex Cheung, Melville E. D. Hillman, Edward S. Lipinsky, Richard A. Markle +1 more | 1994-06-07 |
| 5097010 | Thermally-reversible isocyanate polymers | Richard A. Markle, Phyllis L. Brusky | 1992-03-17 |
| 4385164 | Block copolymer dispersion stabilizer and aqueous dispersion polymerization therewith | Richard G. Sinclair, David Berry, Richard A. Markle, Wesley M. Germon, Jr. | 1983-05-24 |
| 4335027 | Air-driable alkyd resins and process for their preparation | Richard A. Markle | 1982-06-15 |