Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905108 | Control valve flow adjustment device | Ronald Burr, Mark Stiehl, Brian J. Burlage, Carter B. Cartwright | 2005-06-14 |
| 6889702 | Replaceable valve seat ring with enhanced flow design | Ronald Burr, Carl D. Miller | 2005-05-10 |