Inventor

LANGMEIER LARRY

US2 patents

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

HARVARD CORP

1 patent

US7938971B2May 10, 2011

Fluid filter apparatus and methods

HARVARD CORP1 citations43

KNOTTNERUS OTTO

1 patent

US8617404B2Dec 31, 2013

Fluid filter apparatus and methods

KNOTTNERUS OTTO1 citations37