Inventor

HEWINSON JOHN

GB3 patents

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

PLESSEY OVERSEAS

1 patent

US4670870AJun 2, 1987

Adaptive cancellation bridge circuit

PLESSEY OVERSEAS97 citations91

SIEMENS PLESSEY CONTROLS LTD

1 patent

US5483164AJan 9, 1996

Water quality sensor apparatus

SIEMENS PLESSEY CONTROLS LTD53 citations86

LASERMET LTD

1 patent

US7954993B2Jun 7, 2011

Measuring apparatus comprising a Peltier-Seebeck detector

LASERMET LTD4 citations57