Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6561352 | Sharps disposal | Alan Sherman, Neil E. Koenig | 2003-05-13 |
| 6513456 | Multi-use pet environment | Alan Sherman, Neil E. Koenig | 2003-02-04 |
| D443305 | Beverage vending machine | Gregory Glen Stettes, Pieter Wilhelmus Werner Bouwkamp, Robert J. Reese | 2001-06-05 |
| D432330 | Cabinet | Gregory Glen Stettes, Pieter Wilhelmus Werner Bouwkamp | 2000-10-24 |
| D428045 | Change module | Gregory Glen Stettes, Pieter Wilhelmus Werner Bouwkamp | 2000-07-11 |
| D349400 | Single key holder | — | 1994-08-09 |
| 5123566 | Facial tissue dispenser | David P. Lage | 1992-06-23 |