Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805460 | Oil pressure transducer | Joseph T. Betterton, Alfred H. Glover, Ranald L. Griffin | 1989-02-21 |
| 4778956 | Pressure transducer with switch | Joseph T. Betterton, Alfred H. Glover, Ranald L. Griffin | 1988-10-18 |
| 4767897 | Conductor structure for transducer switch | Joseph T. Betterton, Alfred H. Glover, Ranald L. Griffin | 1988-08-30 |