Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12193377 | Multi-source heat exchange system employing a ground-energy storage system for controlled environment enclosures | Marc Plinke, Swapnil Kumar, Christian Lee Houpe | 2025-01-14 |
| 11778958 | Multi-source heat exchange system employing a ground-energy storage system for controlled environment enclosures | Swapnil Kumar, Marc Plinke, Christian Lee Houpe | 2023-10-10 |
| 10289527 | Tracing of exception handling events | Thomas Sean Houlihane | 2019-05-14 |
| 6522542 | Power distribution panel with heat sink | Ronald Robert Kurth, Delfino Hernandez, David E. Schomaker | 2003-02-18 |
| D370746 | Nesting box | — | 1996-06-11 |
| 5370081 | Tank cover V | — | 1994-12-06 |
| 5357905 | Exercise apparatus for small animals | — | 1994-10-25 |
| 5191856 | Animal toy | — | 1993-03-09 |
| 5138976 | Tank cover (IV) | — | 1992-08-18 |
| 5023433 | Electrical heating unit | — | 1991-06-11 |
| 5016575 | Animal collar | — | 1991-05-21 |
| 5009190 | Tank cover III | — | 1991-04-23 |
| 5009193 | Circular cat toy | — | 1991-04-23 |
| 5005522 | Tab for animal tank cover | — | 1991-04-09 |
| 5000117 | Tank cover | — | 1991-03-19 |
| D314254 | Litter scoop | — | 1991-01-29 |
| 4982700 | Ferret harness | — | 1991-01-08 |
| 4974549 | Fastener for use with a thin or narrow diameter pet lead | — | 1990-12-04 |
| 4940020 | Animal restraining and training device | — | 1990-07-10 |
| 4928632 | Cat toy | — | 1990-05-29 |
| 4869451 | Window shelf for pets or flowers | — | 1989-09-26 |
| 4799457 | Grooming comb for pets | — | 1989-01-24 |
| 4581271 | Holder and indicia means for use therewith | — | 1986-04-08 |
| 4576115 | Tank cover | — | 1986-03-18 |