Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5068421 | Chemical process | — | 1991-11-26 |
| 5028723 | Process for preparing 1-hydroxy-3-oxa-1,2,4,5-pentane tetracarboxylic acid/3,6-dioxa-1,2,4,5,7,8- octane hexacarboxylic acid mixtures | — | 1991-07-02 |
| 4959496 | Chemical process | Marvin M. Crutchfield, Robert G. Schultz | 1990-09-25 |
| 4950787 | Chemical process | Edward J. Griffith, Mark E. Jason | 1990-08-21 |
| 4904824 | Chemical process | Chung Y. Shen, Mark E. Jason | 1990-02-27 |
| 4867901 | Improved process for reacting salts of D,L-tartaric and maleic acid in the production of ether carboxylate mixtures | Richard Bosch | 1989-09-19 |
| 4680145 | Process for producing diperoxoic acids | Keith M. Taylor, Timothy K. Hirzel | 1987-07-14 |