Inventor

RICHARDSON DALE W

US4 patents

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

INT RESEARCH & DEV CORP

2 patents

US4878494ANov 7, 1989

Cardio-valve assist unit and method for performing cardio-valve replacement surgery

INT RESEARCH & DEV CORP27 citations90

US4925516AMay 15, 1990

Method of making a device for cleaning electric knives

INT RESEARCH & DEV CORP20 citations77

RICHARDSON & ASSOCIATES LTD

2 patents

US4834097AMay 30, 1989

Cardio-valve assist unit and method for performing cardio-valve replacement surgery

RICHARDSON & ASSOCIATES LTD7 citations70

US4852200AAug 1, 1989

Device for cleaning electric knives

RICHARDSON & ASSOCIATES LTD9 citations67