Inventor

HOFFMAN J KENNETH

US4 patents

Patents

4 patents

US5000744AMar 19, 1991

Hypodermic syringe

GTE PROD CORP141 citations97

US5002537AMar 26, 1991

Hypodermic syringe

GTE PROD CORP115 citations94

US5019053AMay 28, 1991

Hypodermic syringe

GTE PROD CORP23 citations91

US4990142AFeb 5, 1991

Hypodermic syringe

GTE PROD CORP36 citations91