Inventor

APPLEBY DAVID

US5 patents

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

PLESSEY HANDEL INVESTMENT AG

2 patents

US4110616AAug 29, 1978

Pyroelectric detectors

PLESSEY HANDEL INVESTMENT AG37 citations91

US4284888AAug 18, 1981

Pyroelectric detectors

PLESSEY HANDEL INVESTMENT AG15 citations71

APPLEBY DAVID

1 patent

US7358502B1Apr 15, 2008

Devices, systems, and methods for imaging

APPLEBY DAVID62 citations94

NO CILMB PRODUCTS LIMITED

1 patent

US5670946ASep 23, 1997

Smoke detector sensitivity testing apparatus

NO CILMB PRODUCTS LIMITED72 citations89

GENT LTD

1 patent

US4864519ASep 5, 1989

Information transmission system

GENT LTD69 citations87