Inventor

SORENSON DAVID A

US2 patents

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

SARGENT MFG CO

1 patent

US6860129B2Mar 1, 2005

Security classroom function lock mechanism

SARGENT MFG CO34 citations89

GEN RESOURCE CORP

1 patent

US4556173ADec 3, 1985

Bin fluidizer

GEN RESOURCE CORP18 citations69