Inventor

PETERSON RONALD V

US4 patents

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

PCL ENVIRONMENTAL INC

2 patents

US5428906AJul 4, 1995

Sludge treatment system

PCL ENVIRONMENTAL INC73 citations91

US5279637AJan 18, 1994

Sludge treatment system

PCL ENVIRONMENTAL INC86 citations91

HUGHES AIRCRAFT CO

1 patent

US5315793AMay 31, 1994

System for precision cleaning by jet spray

HUGHES AIRCRAFT CO290 citations97

PCL SMI A JOINT VENTURE

1 patent

US5557873ASep 24, 1996

Method of treating sludge containing fibrous material

PCL SMI A JOINT VENTURE59 citations90