Inventor
GRANT DONALD P
US17 patents
⚠️ This page may combine multiple inventors who share the name “GRANT DONALD P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RITE HITE HOLDING CORP
10 patentsUS7237591B2Jul 3, 2007
Retractable safety barrier
RITE HITE HOLDING CORP59 citations97
US7207370B2Apr 24, 2007
Retractable safety barrier
RITE HITE HOLDING CORP68 citations97
US7337822B2Mar 4, 2008
Retractable safety barrier
RITE HITE HOLDING CORP54 citations95
US7726945B2Jun 1, 2010
Industrial ceiling fan
RITE HITE HOLDING CORP48 citations93
US7775252B2Aug 17, 2010
Vertically movable door with safety barrier
RITE HITE HOLDING CORP15 citations92
US6484447B1Nov 26, 2002
Seal for sectional door
RITE HITE HOLDING CORP33 citations92
US6698490B2Mar 2, 2004
Release mechanism for industrial doors
RITE HITE HOLDING CORP21 citations91
US7832451B2Nov 16, 2010
Vertically movable door with safety barrier
RITE HITE HOLDING CORP30 citations90
USD631536SJan 25, 2011
Fan blade
RITE HITE HOLDING CORP14 citations82
US7159637B2Jan 9, 2007
Impactable bottom curtain for a rolling steel door
RITE HITE HOLDING CORP9 citations70
WIEGEL AARON J
4 patentsUS8826963B2Sep 9, 2014
Safety barrier systems for loading docks
WIEGEL AARON J24 citations91
US10065689B2Sep 4, 2018
Portable trailer stands
WIEGEL AARON J13 citations82
US8142156B2Mar 27, 2012
Ceiling fans with low solidity ratio
WIEGEL AARON J9 citations82
US8622712B2Jan 7, 2014
Sprinkler-compatible ceiling fans
WIEGEL AARON J6 citations72