P

Inventor

KRUPEY JOHN

US12 patents
⚠️ This page may combine multiple inventors who share the name “KRUPEY JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMERICAN HOME PROD

4 patents
US4351158ASep 28, 1982

Method of producing multicomponent lyophilized product

AMERICAN HOME PROD20 citations73
US4320111AMar 16, 1982

Immunologic compositions methods of preparation and use

AMERICAN HOME PROD19 citations73
US4295280AOct 20, 1981

Method of obtaining a lyophilized product

AMERICAN HOME PROD12 citations72
US4123343AOct 31, 1978

Purification of glycoproteins and immunization therewith

AMERICAN HOME PROD7 citations65

LIGOCHEM INC

3 patents
US5885921AMar 23, 1999

Hydrophobic silica adsorbents for lipids

LIGOCHEM INC27 citations90
US5658779AAug 19, 1997

Method of adsorbing viruses from fluid compositions

LIGOCHEM INC27 citations87
US5976382ANov 2, 1999

Removal of proteins from aqueuos media by precipitation

LIGOCHEM INC5 citations60

AFFINITY TECHNOLOGY INC

3 patents
US5294681AMar 15, 1994

Water insoluble cross-linked acid compositions

AFFINITY TECHNOLOGY INC7 citations71
US5534597AJul 9, 1996

Water insoluble cross-linked acid compositions

AFFINITY TECHNOLOGY INC3 citations60
US5453493ASep 26, 1995

Method of precipitating proteins from aqueous media with a polyhydroxy polycarboxylic acid

AFFINITY TECHNOLOGY INC6 citations60

PHOTEST DIAGNOSTICS INC

1 patent
US5019521AMay 28, 1991

Paired polypeptides

PHOTEST DIAGNOSTICS INC8 citations68

HOFFMANN LA ROCHE

1 patent
US4631254ADec 23, 1986

Carcinoembryonic antigen determination

HOFFMANN LA ROCHE1 citations48