Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541228 | Electrodialysis methods for purification and recovery of gluconic acid derivatives | J. David Genders, Ram Gopal, Dan Hartsough, Peter M. Kendall, Duane J. Mazur +1 more | 2003-04-01 |
| 6187570 | Electrodialysis methods for purification and recovery of gluconic acid derivatives | J. David Genders, Ram Gopal, Dan Hartsough, Peter M. Kendall, Duane J. Mazur +1 more | 2001-02-13 |
| 4959272 | Gypsum wallboard paper having imitation manila colored coating | — | 1990-09-25 |
| 4448639 | Mineral fiber-containing paper for the production of gypsum wallboard product prepared therewith | — | 1984-05-15 |
| 4233800 | Envelope opener | Larry W. Roberts, H. Ross Williams | 1980-11-18 |
| 4195109 | Polymeric adhesive-coated paper and gypsum wallboard prepared therewith | — | 1980-03-25 |