Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9751032 | Duplex strainer apparatuses, systems and methods | — | 2017-09-05 |
| 9506576 | Check valve apparatuses and methods | — | 2016-11-29 |
| 8961792 | Duplex strainer apparatuses and methods | — | 2015-02-24 |
| RE40721 | Duplex strainer | Robert Whritenour | 2009-06-09 |
| 5836356 | Dual chamber orifice fitting | — | 1998-11-17 |
| 5443722 | Duplex strainer | Robert Whritenour | 1995-08-22 |
| 4496463 | Duplex strainer | Alvin Bujack | 1985-01-29 |