Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8806734 | Flowmeter and method | Donald R. Augenstein | 2014-08-19 |
| 8544343 | Chordal gas flowmeter with transducers installed outside the pressure boundary | Donald R. Augenstein, William R. Freund, Jr., Richard A. Zuckerman, Herbert Estrada, Calvin R. Hastings | 2013-10-01 |
| 8534138 | Chordal gas flowmeter with transducers installed outside the pressure boundary, housing and method | Donald R. Augenstein, William R. Freund, Jr., Richard A. Zuckerman, Herbert Estrada, Calvin R. Hastings | 2013-09-17 |
| 8245581 | Flowmeter and method | Donald R. Augenstein | 2012-08-21 |