| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 15 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Control | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Venting or aerating devices | |
| #3 | Earth drilling | |
| #4 | Systems controlling non-electric variables | |
| #5 | Servomotors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hope Rodney C | 10 |
| #2 | Neugebauer Thomas W | 7 |
| #3 | Thrash Jr Thomas B | 5 |
| #4 | Watson Richard R | 4 |
| #5 | Hollister F Harold | 2 |
| #6 | Curtiss Iii Jason P | 1 |
| #7 | Norton Dennis S | 1 |
| #8 | Whorton Rick | 1 |
| #9 | Cox W Robert | 1 |
| #10 | Springett Frank B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US7073590B2 | Dual energized hydroseal | |
| US2005028864A1 | Chatter resistant shuttle valve | |
| US2005016597A1 | Fluid flow control valve | |
| US2003131884A1 | Regulator with erosion resistant seal assemblies | |
| US6702024B2 | Dual energized hydroseal | |
| US6520478B1 | Dirty fluid valve with mechanical latch | |
| US6474362B1 | Latching hydroseal valve | |
| US6651696B2 | Relief valve | |
| US6481454B2 | Regulator with segmented body | |
| US6571822B2 | Low blow down relief valve | |
| US6497251B1 | Hydraulic latching spool valve | |
| US6568418B1 | Precision regulator |