Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811045 | Spillproof refrigerator shelf | David Wayne Masker, Richard A. Stich, Richard Alan Dillingham, Ellen Buell Throdahl, Lisa Carol Steelsmith | 2004-11-02 |
| 6191389 | Grease resistant oven grille | — | 2001-02-20 |
| 4536420 | Process and composition for producing permanently water wettable surfaces | — | 1985-08-20 |
| 4181773 | Process for rendering surfaces permanently water wettable and novel products thus-produced | — | 1980-01-01 |