Inventor

ROBERTSON MICHAEL D

US4 patents

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

CARPCO INC

2 patents

US5452805ASep 26, 1995

Spiral separator

CARPCO INC23 citations90

US5184731AFeb 9, 1993

Spiral separator with improved separation surface

CARPCO INC11 citations64

RANCO ELECTRONICS DIVISION

1 patent

US4616485AOct 14, 1986

Temperature controller for an air conditioning apparatus

RANCO ELECTRONICS DIVISION19 citations75

SAN ANGELO COMMUNICATIONS & EL

1 patent

US4255623AMar 10, 1981

Apparatus for pulse train measurement

SAN ANGELO COMMUNICATIONS & EL0 citations34