Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8623132 | Liquid thickener for surfactant systems | Duane Krzysik, Virginia L. Gibson, William J. Reiman | 2014-01-07 |
| D368251 | Solid state surge protector module for telephone communication lines | Paramjeet S. Mahajan | 1996-03-26 |
| D257472 | Loudspeaker stand | — | 1980-11-04 |