Inventor

BRAMBLET JOHN W

US4 patents

⚠️ This page may combine multiple inventors who share the name “BRAMBLET JOHN W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ROCKFORD CONTROLS CORP

2 patents

US4822000AApr 18, 1989

Eccentric segmented ball valves

ROCKFORD CONTROLS CORP55 citations88

US4976403ADec 11, 1990

Valve with metallic bellows valve stem seal

ROCKFORD CONTROLS CORP19 citations69

NEWTON SECURITY INC

1 patent

US7382895B2Jun 3, 2008

Tailgating and reverse entry detection, alarm, recording and prevention using machine vision

NEWTON SECURITY INC97 citations93

BRAMBLET JOHN W

1 patent

US5056758AOct 15, 1991

Valve stem packing structure

BRAMBLET JOHN W128 citations92