Inventor
KURTZ LEONARD D
US42 patents
⚠️ This page may combine multiple inventors who share the name “KURTZ LEONARD D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BIORESEARCH INC
28 patentsUS4883476ANov 28, 1989
Drainage device with disposable collection chamber
BIORESEARCH INC57 citations96
US4589626AMay 20, 1986
Hose clamp
BIORESEARCH INC131 citations96
US4470941ASep 11, 1984
Preparation of composite surgical sutures
BIORESEARCH INC73 citations96
US4242447ADec 30, 1980
Rapid detection of bacteria
BIORESEARCH INC58 citations96
US4605400AAug 12, 1986
Surgical drainage apparatus
BIORESEARCH INC63 citations95
US4468226AAug 28, 1984
Surgical drainage apparatus with incremental suction control and indication
BIORESEARCH INC58 citations95
US4433973AFeb 28, 1984
Reusable tube connector assembly
BIORESEARCH INC96 citations95
US4675011AJun 23, 1987
Surgical drainage apparatus
BIORESEARCH INC31 citations92
US4445884AMay 1, 1984
Air purge unit for auto transfusion apparatus
BIORESEARCH INC29 citations92
US4396386AAug 2, 1983
Surgical drainage apparatus with suction control and indication
BIORESEARCH INC43 citations92
US4306558ADec 22, 1981
Portable liquid collection device
BIORESEARCH INC31 citations92
US4296748AOct 27, 1981
Underwater drainage apparatus with separable suction control chamber
BIORESEARCH INC37 citations92
US4258824AMar 31, 1981
Sound muffling baffle for drainage device
BIORESEARCH INC46 citations92
US4453937AJun 12, 1984
Drainage device with flow meter
BIORESEARCH INC27 citations86
US4501581AFeb 26, 1985
Method for autotransfusion of blood
BIORESEARCH INC22 citations82
US4500308AFeb 19, 1985
Autotransfusion device with twisted collection bag
BIORESEARCH INC23 citations82
US4481008ANov 6, 1984
Apparatus and method for relieving excess negativity in a drainage device
BIORESEARCH INC21 citations82
US4425125AJan 10, 1984
Two-chamber underwater drainage apparatus with oneway outflow valve
BIORESEARCH INC23 citations82
US4424053AJan 3, 1984
Disposable autotransfusion device
BIORESEARCH INC25 citations82
US4619647AOct 28, 1986
Surgical drainage apparatus
BIORESEARCH INC21 citations81
US4943288AJul 24, 1990
Liquid reinfusion bag system
BIORESEARCH INC17 citations74
US4648874AMar 10, 1987
Air leak detection chamber for drainage device
BIORESEARCH INC9 citations74
US4521365AJun 4, 1985
Glove molding apparatus and method
BIORESEARCH INC16 citations74
US4484908ANov 27, 1984
Method for relieving excess negativity in a drainage device
BIORESEARCH INC11 citations74
US4405309ASep 20, 1983
Surgical drainage device with metered air pump
BIORESEARCH INC7 citations74
US4390492AJun 28, 1983
Glove molding method and apparatus
BIORESEARCH INC13 citations74
US4340348AJul 20, 1982
Glove molding apparatus
BIORESEARCH INC15 citations74
US4261362AApr 14, 1981
Underwater drainage apparatus with reduced dead air space
BIORESEARCH INC16 citations74
DEKNATEL INC
9 patentsUS4112948ASep 12, 1978
Surgical drainage system with pressure indicator and enclosed source of liquid
DEKNATEL INC54 citations96
US4105031AAug 8, 1978
Attachable expansion chamber for pleural drainage device
DEKNATEL INC67 citations96
US4015603AApr 5, 1977
Surgical drainage system with pressure indicator
DEKNATEL INC68 citations96
USRE29909EFeb 13, 1979
Method of cleansing contaminated wounds
DEKNATEL INC33 citations92
US4018224AApr 19, 1977
Underwater drainage device with dual collection chambers
DEKNATEL INC52 citations92
US4128351ADec 5, 1978
Sternotomy surgical needle
DEKNATEL INC35 citations86
USD250207SNov 7, 1978
Pleural cavity drainage container
DEKNATEL INC9 citations74
USD245372SAug 9, 1977
Underwater drainage device with dual collection chambers
DEKNATEL INC13 citations74
US3997458ADec 14, 1976
Method of cleansing contaminated wounds and surgical scrub solutions for same
DEKNATEL INC6 citations74