Inventor

STEFFEN DALE A

4 patents

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

UNIVERSITY PATENTS INC

1 patent

US4270547AJun 2, 1981

Vital signs monitoring system

UNIVERSITY PATENTS INC271 citations93

COLORADO SEMINARY

1 patent

US4145122AMar 20, 1979

Method and apparatus for monitoring the position of the eye

COLORADO SEMINARY162 citations92

HID CORP

1 patent

US7124942B2Oct 24, 2006

Low voltage signal stripping circuit for an RFID reader

HID CORP17 citations89

ASSA ABLOY AB

1 patent

US7559477B2Jul 14, 2009

Low voltage signal stripping circuit for an RFID reader

ASSA ABLOY AB0 citations48