Assignee
BLOCK ENGINEERING
20 patents
Top patents by PatentIndex Score
US3976862AAug 24, 1976
Flow stream processor
BLOCK ENGINEERING86 citations96
US3975084AAug 17, 1976
Particle detecting system
BLOCK ENGINEERING123 citations96
US4006360AFeb 1, 1977
Method of discriminating between dyed particles and background fluorescence of the dye
BLOCK ENGINEERING88 citations95
US4166105AAug 28, 1979
Dye tagged reagent
BLOCK ENGINEERING109 citations94
US4022575AMay 10, 1977
Automatic chemical analyzer
BLOCK ENGINEERING151 citations94
US4146604AMar 27, 1979
Differential counting of leukocytes and other cells
BLOCK ENGINEERING51 citations92
US3999855ADec 28, 1976
Illumination system
BLOCK ENGINEERING34 citations91
US4169137ASep 25, 1979
Antigen detecting reagents
BLOCK ENGINEERING53 citations86
US4100416AJul 11, 1978
Serum fluorescence suppression
BLOCK ENGINEERING79 citations86
US4038055AJul 26, 1977
Gas chromatograph for continuous operation with infrared spectrometer
BLOCK ENGINEERING50 citations86
US3991627ANov 16, 1976
Alignment device for sample containers
BLOCK ENGINEERING67 citations86
US4123236AOct 31, 1978
Gas chromatograph device
BLOCK ENGINEERING37 citations81
US4025393AMay 24, 1977
System for detecting growth in microorganisms
BLOCK ENGINEERING28 citations80
US4018530AApr 19, 1977
Fluorescence spectrometry employing excitation of bleaching intensity
BLOCK ENGINEERING27 citations80
US4138727AFeb 6, 1979
System for analyzing time-dependent phenomena
BLOCK ENGINEERING30 citations78
US4053085AOct 11, 1977
Dissimilar materials seal for high pressure, high temperature and chemically reactive environments
BLOCK ENGINEERING7 citations73
US4037760AJul 26, 1977
Proportional diluter
BLOCK ENGINEERING2 citations61
US4086652AApr 25, 1978
Method and apparatus for analyzing a time-dependent phenomenon
BLOCK ENGINEERING11 citations59
US3950875AApr 20, 1976
Trigger for selectively discharging simultaneously any number of barrels on a multiple-barrelled firearm
BLOCK ENGINEERING10 citations59
US4355336AOct 19, 1982
Digitally controlled electro-optical imaging system
BLOCK ENGINEERING2 citations57