Inventor

RISER FREDERICK M

US5 patents

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

LELAND THOMAS W

2 patents

US8318016B1Nov 27, 2012

Orbital wastewater treatment system, method of operating same, and kit for modifying an orbital wastewater treatment system

LELAND THOMAS W9 citations76

US8057674B1Nov 15, 2011

Orbital wastewater treatment system and method of operating same

LELAND THOMAS W12 citations76

BAKER INT CORP

1 patent

US4869818ASep 26, 1989

Orbital wastewater treatment system with combined surface aerator and submerged impeller

BAKER INT CORP24 citations89

BAKER HUGHES INC

1 patent

US4940545AJul 10, 1990

Aerobic waste sludge digester-thickener orbital system and method

BAKER HUGHES INC10 citations66

GL&V MAN HUNGARY KFT

1 patent

US7186332B2Mar 6, 2007

Orbital wastewater treatment system with combined surface aerator and submerged impeller

GL&V MAN HUNGARY KFT4 citations59