Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620022 | Seismic gas shut-off valve with safety lock | — | 1997-04-15 |
| 5055697 | Infrared radiator | J. Gary Rutberg | 1991-10-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620022 | Seismic gas shut-off valve with safety lock | — | 1997-04-15 |
| 5055697 | Infrared radiator | J. Gary Rutberg | 1991-10-08 |