Inventor

David A. Kirby

Inventor

Zionsville, PA, US

Overview

1985–2021

Patent span

Fixed constructions

Primary field (CPC E)

Patents· 53 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

E06Bprimary

E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates32%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications8%

H04WWireless communication networks7%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use7%

Y02ATechnologies for adaptation to climate change5%

A47HFurnishings for windows or doors4%

H02JElectric power networks4%

B23PMetal-working not otherwise provided for3%

E04FFinishing work on buildings, e.g. stairs, floors3%

LOC063%

PatentTitleYear

11,118,397Semi-rigid chain assembly2021 11,085,236Semi-rigid chain assembly2021 11,060,353Coupling mechanism for use with a roller tube of a window treatment2021 11,015,387Battery-powered motorized window treatment having a service position2021 11,015,389Interlocking pivotable fascia for motorized window treatment2021 10,968,696Integrated accessible battery compartment for motorized window treatment2021 10,941,612Photovoltaic cells arranged in a pattern2021 10,920,490Photosensitive element assembly2021 10,689,905Quiet motorized window treatment system2020 10,655,386Motorized window treatment2020 10,590,700Battery-powered motorized window treatment having a service position2020 10,494,864Motorized window treatment2019 10,407,982Retention systems for window treatment installations2019 D0845030Roller shade2019 10,196,855Photosensitive element assembly2019 10,132,116Integrated accessible battery compartment for motorized window treatment2018 10,094,169Interlocking pivotable fascia for motorized window treatment2018 9,982,482Battery-powered motorized window treatment having a service position2018 D0814213Roller shade2018 9,810,020'Motorized window treatment'2017 9,745,796'Battery-powered motorized window treatment having a service position'2017 9,605,478'Motorized window treatment'2017 9,598,901'Quiet motorized window treatment system'2017 D0780481'Roller shade'2017 9,488,000'Integrated accessible battery compartment for motorized window treatment'2016 9,447,636'Battery-powered motorized window treatment having a service position'2016 9,249,624'Battery-powered motorized window treatment having a service position'2016 D0747896'Roller shade'2016 9,045,939'Battery-powered motorized window treatment having a service position'2015 8,950,461'Motorized window treatment'2015 8,931,541'Motorized drive unit assembly for a shade system'2015 8,857,494'Window treatment having an adjustable bottom bar'2014 8,851,141'Battery-powered motorized window treatment having a service position'2014 8,723,466'Motorized venetian blind system'2014 8,210,229'Roller shade system having a pleated shade fabric'2012 8,210,228'Roller shade system having a pleated shade fabric'2012 8,132,609'Roller shade system having a pleated fabric'2012 8,113,264'Tensioned roller shade system having a conical, grooved spool'2012 8,056,601'Self-contained tensioned roller shade system'2011 8,042,597'Roller shade system having hembar for pleating a shade fabric'2011 7,823,620'Roller shade mounting system'2010 7,802,609'Roller shade system having a pleated fabric'2010 7,686,063'Motorized drapery system having a pull-away master car'2010 7,599,612'Method of calibrating a motorized roller shade'2009 7,163,044'Shade for shaped windows'2007 6,902,141'Roller shade mounting system'2005 6,845,806'Roller shade weighting assembly'2005 6,796,356'Folding shades having minimal sag when folded'2004 6,796,357'Extension panel for a folding shade'2004 4,816,628'Wall mounted electrical switch'1989 4,639,819'Protective bypass for electronic circuits'1987 4,564,801'Semiconductor mounted on a yoke in heat transfer relationship'1986 4,520,306'Wall mounted electrical voltage control switch'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2019Patents assigned to LUTRON ELECTRONICS CO (40)· patent assignee history

1985–2014Based in Emmaus, PA, US· patent location history

2010–2021Based in Zionsville, PA, US· patent location history

2011–2015Patents assigned to KIRBY DAVID A (9)· patent assignee history

2011–2012Patents assigned to BRUGGER FABIAN (2)· patent assignee history

2014–2015Patents assigned to BLAIR EDWARD J (2)· patent assignee history

2019–2021Patents assigned to LUTRON TECH CO LLC (12)· patent assignee history

2021Based in Zionsville, IN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LUTRON ELECTRONICS CO	40	1985–2019
LUTRON TECH CO LLC	12	2019–2021
KIRBY DAVID Aself	9	2011–2015
BLAIR EDWARD J	2	2014–2015
BRUGGER FABIAN	2	2011–2012

Locations

Location	Patents	Span
Zionsville, Pennsylvania, US	41	2010–2021
Emmaus, Pennsylvania, US	11	1985–2014
Zionsville, IN, US	1	2021