Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5122267 | Foam fractionation filter | Thomas G. Hudson | 1992-06-16 |
| 5108594 | Aquarium trickle filter | Thomas G. Hudson, Jeffrey R. Watters | 1992-04-28 |
| D319487 | Filter for aquariums | David C. Lougee, Thomas G. Hudson | 1991-08-27 |
| D319488 | Filter for aquariums | David C. Lougee, Thomas G. Hudson | 1991-08-27 |