Inventor

WALKER ELIJAH C

5 patents

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

US HEALTH

2 patents

US3976072AAug 24, 1976

Blink-operated extracorporeal tear duct

US HEALTH35 citations90

US4471646ASep 18, 1984

Blood pressure cuff calibration system

US HEALTH19 citations79

USA

1 patent

US5040539AAug 20, 1991

Pulse oximeter for diagnosis of dental pulp pathology

USA162 citations98

US HEALTH EDUCATION & WELFARE

1 patent

US4103893AAug 1, 1978

Tranquilizer dart

US HEALTH EDUCATION & WELFARE20 citations79

U S OF AMERICA HEW SECRETARY

1 patent

US4200806AApr 29, 1980

Scanning flow indicator for rotameters

U S OF AMERICA HEW SECRETARY12 citations70