LexDanaLexDanabeta
Inventor

David M. Lewis, Jr.

Inventor
Tyngsboro, MA, US

Overview

8→
Patents
2014–2018
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 8 as inventor

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

A01Dprimary
A01DHarvesting20%
B60LPropulsion of electrically-propelled vehicles20%
G05DSystems for controlling or regulating non-electric variables20%
Y02TClimate change mitigation technologies related to transportation20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
10,037,038Lawn care robot20189,713,302'Robot confinement'20179,043,953'Lawn care robot'20159,043,952'Lawn care robot'20158,954,193'Lawn care robot'20158,868,237'Robot confinement'20148,781,627'Robot confinement'20148,634,960'Lawn care robot'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2018Patents assigned to IROBOT CORP (8)· patent assignee history
2014Patents assigned to BERGMAN JOHN (3)· patent assignee history
2014Patents assigned to CAMPBELL TONY L (3)· patent assignee history
2014Patents assigned to COHEN DAVID A (3)· patent assignee history
2014Patents assigned to DUBROVSKY ZIVTHAN A (3)· patent assignee history
2014–2018Based in Tyngsboro, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IROBOT CORP82014–2018
BERGMAN JOHN32014
CAMPBELL TONY L32014
COHEN DAVID A32014
DUBROVSKY ZIVTHAN A32014
Locations
LocationPatentsSpan
Tyngsboro, Massachusetts, US82014–2018