Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6729067 | Outdoor refillable bait station | Gordon Morrison, Lisa H. Olson | 2004-05-04 |
| 6474015 | Outdoor refillable bait station | Gordon Morrison, Lisa H. Olson | 2002-11-05 |
| 5785844 | End of life mechanism for water treatment cartridge | David J. Emmons, Richard D. Hembree | 1998-07-28 |
| D377515 | Water filter cartridge | Richard D. Hembree | 1997-01-21 |
| 5536394 | End of life mechanism for water treatment cartridge | David J. Emmons, Richard D. Hembree | 1996-07-16 |
| 5431908 | Method for preparing polyhalide resin disinfectants | — | 1995-07-11 |
| D358868 | Faucet mounted water treatment device | Richard D. Hembree, William E. Stumpf, Jeffrey A. Weber | 1995-05-30 |