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Inventor

David Langlois

Inventor
St-Jacques, CA

Overview

17→
Patents
1995–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 17 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels50%
A61BDiagnosis25%
G05BControl or regulating systems in general8%
C07CAcyclic or carbocyclic compounds4%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy4%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%
PatentTitleYear
11,076,843Organ retention device and system, and use of same for laparoscopic surgery202111,020,250Prosthetic and orthotic devices and methods and systems for controlling the same202110,940,027Powered prosthetic hip joint202110,405,996Reactive layer control system for prosthetic and orthotic devices201910,390,974Prosthetic foot with removable flexible members201910,251,762Impedance simulating motion controller for orthotic and prosthetic applications20199,925,071'Prosthetic and orthotic devices and methods and systems for controlling the same'20189,895,240'Powered prosthetic hip joint'20189,808,357'Reactive layer control system for prosthetic and orthotic devices'20179,492,070'System and method for inhibiting injury to a patient during laparoscopic surgery'20169,425,461'Rejuvenation of automotive fuel cells'20169,060,884'Impedance simulating motion controller for orthotic and prosthetic applications'20159,044,346'Powered prosthetic hip joint'20158,915,968'Prosthetic and orthotic devices and methods and systems for controlling the same'20148,702,592'System and method for inhibiting injury to a patient during laparoscopic surgery'20148,555,715'Ground contact sensing systems and methods for lower-limb orthotic and prosthetic devices'20135,475,133'Bis-propargyl thermosets'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2016Based in Los Alamos, NM, US· patent location history
2013–2017Patents assigned to LANGLOIS DAVID (4)· patent assignee history
2013–2019Patents assigned to OESSUR HF (4)· patent assignee history
2013–2021Based in St-Jacques, CA· patent location history
2014–2016Patents assigned to LANGLOIS DAVID ALLAN (2)· patent assignee history
2014–2016Based in Hamilton, CA· patent location history
2015–2019Based in Quebec, CA· patent location history
2017–2019Patents assigned to VICTHOM LABORATORY INC (3)· patent assignee history
2021Patents assigned to OESSUR ICELAND EHF (2)· patent assignee history
2021Based in Burlington, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LANGLOIS DAVIDself42013–2017
OESSUR HF42013–2019
VICTHOM LABORATORY INC32017–2019
LANGLOIS DAVID ALLANself22014–2016
OESSUR ICELAND EHF22021
Locations
LocationPatentsSpan
St-Jacques, CA102013–2021
Quebec, CA22015–2019
Hamilton, CA22014–2016
Los Alamos, NM, US21995–2016
Burlington, CA12021