Inventor

WILSON III STEVE

US3 patents

Patents

3 patents

US11230906B2Jan 25, 2022

Locking backpressure valve

PALMER LARRY THOMAS1 citations55

US11215031B2Jan 4, 2022

Locking backpressure valve with shiftable valve sleeve

PALMER LARRY THOMAS0 citations55

US11215030B2Jan 4, 2022

Locking backpressure valve with shiftable valve seat

PALMER LARRY THOMAS0 citations55