Inventor
JOHNSON DONALD R
20 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON DONALD R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DU PONT
6 patentsUS4066412AJan 3, 1978
Automatic clinical analyzer
DU PONT137 citations94
US4443319AApr 17, 1984
Device for electrophoresis
DU PONT74 citations92
US4214993AJul 29, 1980
Apparatus for separating fluids
DU PONT80 citations92
US4483885ANov 20, 1984
Method and device for electrophoresis
DU PONT34 citations88
US4190530AFeb 26, 1980
Centrifugal method and apparatus for processing fluid materials
DU PONT41 citations88
US3940050AFeb 24, 1976
Method of joining diamond to metal
DU PONT9 citations66