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Inventor

Gilbert M. Elchinger

Inventor
Kernersville, NC, US

Overview

3→
Patents
1981–1987
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B41Jprimary
B41JTypewriters40%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body20%
G01SRadio direction-finding20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
4,682,183'Gutter for an ink jet printer'19874,442,440'Ink jet gutter method and apparatus'19844,280,204'Mobility cane for the blind incorporating ultrasonic obstacle sensing apparatus'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981Patents assigned to POLAROID CORP (1)· patent assignee history
1981Based in Cambridge, MA, US· patent location history
1984–1987Patents assigned to XEROX CORP (2)· patent assignee history
1984Based in Rochester, NY, US· patent location history
1987Based in Kernersville, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
XEROX CORP21984–1987
POLAROID CORP11981
Locations
LocationPatentsSpan
Kernersville, NC, US11987
Rochester, New York, US11984
Cambridge, Massachusetts, US11981