Inventor

John J. McGrath

Inventor
Kennett Square, PA, US

Overview

8→
Patents
1991–2019
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

G06Tprimary
G06TImage data processing or generation, in general17%
H04MTelephonic communication17%
A45CPurses8%
A61BDiagnosis8%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers8%
G01KMeasuring temperature8%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%
G06KGraphical data reading8%
G08BSignalling systems, e.g. personal calling systems8%
H04NPictorial communication, e.g. television8%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2017Patents assigned to COMMUNICATIONS TEST DESIGN INC (3)· patent assignee history
1991–2017Based in Kennett Square, PA, US· patent location history
1998–2003Patents assigned to UNIV MICHIGAN STATE (3)· patent assignee history
1998–2003Based in DeWitt, MI, US· patent location history
2013Patents assigned to COMM TEST DESIGN INC (1)· patent assignee history
2013Patents assigned to GOLDMAN JOHN (1)· patent assignee history
2013Based in Kenneth Square, PA, US· patent location history
2019Patents assigned to JOHNSON & JOHNSON VISION CARE (1)· patent assignee history
2019Based in Limerick, IE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
COMMUNICATIONS TEST DESIGN INC31991–2017
UNIV MICHIGAN STATE31998–2003
COMM TEST DESIGN INC12013
GOLDMAN JOHN12013
JOHNSON & JOHNSON VISION CARE12019
Locations
LocationPatentsSpan
Kennett Square, Pennsylvania, US31991–2017
DeWitt, MI, US31998–2003
Limerick, IE12019
Kenneth Square, Pennsylvania, US12013