Inventor

GREENFIELD WALTER

US9 patents

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

DIASYS CORP

4 patents

US5895762AApr 20, 1999

Apparatus and method for handling fluid samples of body materials

DIASYS CORP156 citations94

US5393494AFeb 28, 1995

Apparatus for drawing fluid sample, components thereof, and slide assembly for use therewith

DIASYS CORP60 citations92

US5248480ASep 28, 1993

Apparatus for drawing fluid sample and components thereof

DIASYS CORP49 citations89

US5891397AApr 6, 1999

Slide assembly

DIASYS CORP8 citations72

SCIENT IMAGING INSTR INC

1 patent

US4804267AFeb 14, 1989

System for microscopically analyzing fluids

SCIENT IMAGING INSTR INC53 citations89

MEDICAL LABORATORY AUTOMATION

1 patent

US4354376AOct 19, 1982

Kit for calibrating pipettes

MEDICAL LABORATORY AUTOMATION53 citations89

SCI MED LAB INC

1 patent

US3980436ASep 14, 1976

Analytic test device

SCI MED LAB INC22 citations75

DENVER CHEMICAL MANUFACTURING

1 patent

US4035294AJul 12, 1977

Pressure differential filtering device and method

DENVER CHEMICAL MANUFACTURING26 citations72

GREENFIELD WALTER

1 patent

US4182161AJan 8, 1980

Apparatus for timing and recording sedimentation rate of fluid samples

GREENFIELD WALTER9 citations68