Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4724376 | Low voltage AC ohmeter | James H. Bluhm | 1988-02-09 |
| 4718774 | Scale monitoring means and method | — | 1988-01-12 |
| 4642559 | Electrostatic field meter | — | 1987-02-10 |
| 4599045 | Safety means and method for the handling of flammable fluids | — | 1986-07-08 |
| 4468613 | Apparatus for detecting corrosion rate | Stephen A. Cruser | 1984-08-28 |
| 4415859 | Paraffin monitor | Edwin L. Colling, Jr. | 1983-11-15 |
| 4409080 | System for monitoring a cathodically protected structure | — | 1983-10-11 |
| 4409553 | Paraffin monitor | Edwin L. Colling, Jr. | 1983-10-11 |
| 4266187 | Method and apparatus for measuring effectiveness of a corrosion inhibitor | — | 1981-05-05 |
| 4237613 | Shaft bearing wear measuring apparatus | Wendell W. Dedman | 1980-12-09 |