ER

Emmett T. Roberts

TL Trw Limited: 1 patents #979 of 2,166Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Houston, TX: #6,659 of 21,073 inventorsTop 35%
🗺 Texas: #40,946 of 125,132 inventorsTop 35%
Overall (All Time): #1,621,663 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6209445 Liner retainer assembly Thomas C. Leman 2001-04-03
5052435 Pump valve Steven E. Crudup 1991-10-01
4601235 Reciprocating pump piston — 1986-07-22