Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10165910 | Waterless toilet system | — | 2019-01-01 |
| 9668623 | Waterless toilet system and method with ventilation control | — | 2017-06-06 |
| D457513 | Earset communicator | Marc W. Cygnus, Gerald Hansberger | 2002-05-21 |
| D427994 | Self-contained earset communication device | — | 2000-07-11 |
| 5611051 | Point of supply use distribution process and apparatus | — | 1997-03-11 |
| 5537313 | Point of supply use distribution process and apparatus | — | 1996-07-16 |