Inventor · disambiguated record
William L. Downey
Also filed as: DOWNEY WILLIAM L
6 granted patents·193 citations·filing 1983–1998
85Inventor score
Files withSCHLAGE LOCK CO6
Top patents by PatentIndex Score
6 records- 0193US4506407AReleasable hold-open device for a door closerSCHLAGE LOCK CO·Filed 1983·Granted Mar 26, 1985·110 cites·4 claims
- 0277US5709009ADoor closer for the non-fire side of a fire-door safety installationSCHLAGE LOCK CO·Filed 1996·Granted Jan 20, 1998·44 cites·12 claims
- 0341US4835905ADoor position indicator for a door closerSCHLAGE LOCK CO·Filed 1988·Granted Jun 6, 1989·11 cites·11 claims
- 0439US5088152ADoor security trackSCHLAGE LOCK CO·Filed 1989·Granted Feb 18, 1992·10 cites·11 claims
- 0537US5864920ADoor closer for the non-fire side of a fire-door safety installationSCHLAGE LOCK CO·Filed 1998·Granted Feb 2, 1999·9 cites·8 claims
- 0637US4916267ADoor closer position monitorSCHLAGE LOCK CO·Filed 1988·Granted Apr 10, 1990·9 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →