Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5836340 | Auxiliary gas connection for meter sets | Joseph L. Daghe | 1998-11-17 |
| 5799687 | Security valve assembly | Joseph F. Tilp | 1998-09-01 |
| 5102098 | Tamperproof rotary valve | Joseph L. Daghe, Walter G. Heidbrier | 1992-04-07 |
| 5076541 | Tamperproof rotary valve | Joe L. Daghe, Warren G. Heidbrier | 1991-12-31 |
| 4984767 | Tamperproof rotary valve | Joe L. Daghe, Warren G. Heidbrier | 1991-01-15 |
| 4303833 | Natural energy operated pump system | Amos M. Einerson | 1981-12-01 |
| 4218042 | Ball valve construction | — | 1980-08-19 |