Inventor · disambiguated record
David Varley
Also filed as: VARLEY DAVID · VARLEY DAVID A
8 granted patents·218 citations·filing 1990–2009
89Inventor score
Top patents by PatentIndex Score
8 records- 0194US7231953B2Rollup door with direct connected drive motor unitOVERHEAD DOOR CORP·Filed 2005·Granted Jun 19, 2007·44 cites·8 claims
- 0293US6722416B2Flexible curtain rollup door with combination stiffening struts and windlocksOVERHEAD DOOR CORP·Filed 2002·Granted Apr 20, 2004·57 cites·26 claims
- 0389US7131481B2Flexible curtain rollup door with combination stiffening struts and windlocksOVERHEAD DOOR CORP·Filed 2004·Granted Nov 7, 2006·40 cites·14 claims
- 0485US8349125B2Cleaning device for transmission electron microscopesXEI SCIENT INC·Filed 2009·Granted Jan 8, 2013·15 cites·12 claims
- 0570US7261139B2Manual operating mechanism for upward acting doorOVERHEAD DOOR CORP·Filed 2004·Granted Aug 28, 2007·18 cites·13 claims
- 0657US6152207ATandem windbar system for rollup doorOVERHEAD DOOR CORP·Filed 1999·Granted Nov 28, 2000·28 cites·20 claims
- 0740US4974650ASafety guard stop for power toolAMERICAN MACHINE & TOOL COMPAN·Filed 1990·Granted Dec 4, 1990·9 cites·20 claims
- 0839US5595227AAdjustable fence assembly used with jointer-planer machinesAMERICAN MACHINE & TOOL COMPAN·Filed 1995·Granted Jan 21, 1997·7 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →