Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712095 | Vacuum demand valve | Scott R. Ariagno, Alan W. Marttila, Arnold C. Bilstad, Paul M. DiPerna, Michael R. Prisco +5 more | 2004-03-30 |
| 6684903 | Vacuum demand valve | Scott R. Ariagno, Alan W. Marttila, Atif M. Yardimci, Sidney T. Smith | 2004-02-03 |
| 6679288 | Vacuum demand valve | Scott R. Ariagno, Alan W. Marttila, Arnold C. Bilstad, Paul M. DiPerna, David W. Pennington | 2004-01-20 |
| 6672333 | Vacuum demand valve | Scott R. Ariagno, Alan W. Marttila, Arnold C. Bilstad, Paul M. DiPerna, Michael R. Prisco +5 more | 2004-01-06 |