Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6075095 | Process for making tin-coupled rubbery polymers | Edward L. Johnson | 2000-06-13 |
| 5955537 | Continuous polymerization process | Jean Steininger Clites, Howard A. Colvin | 1999-09-21 |
| 5191008 | Process for the production of latexes by the selective monomer addition | Howard H. Frost, Pamela S. Graham, Ramesh N. Gujarathi | 1993-03-02 |
| 4755627 | Process for the synthesis and purification of diisopropenylbenzene | Howard A. Colvin, Joel Muse, Jr., Donald E. Smith | 1988-07-05 |
| 4528413 | Process for the synthesis and purification of diisopropenylbenzene | Howard A. Colvin, Joel Muse, Jr., Donald E. Smith | 1985-07-09 |