Inventor

Edgar C. Smith

Inventor
Douglas, MA, US

Overview

8→
Patents
1979–2021
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.

G03Bprimary
G03BApparatus or arrangements for taking photographs or for projecting or viewing them36%
G06FElectric digital data processing27%
H04LTransmission of digital information, e.g. telegraphic communication18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
Y10TTechnical subjects covered by former us classification9%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1985Patents assigned to THREE DIMENSIONAL PHOTOGRAPHY (4)· patent assignee history
1979–1985Based in Long Island City, NY, US· patent location history
2021Patents assigned to EMC IP HOLDING CO LLC (4)· patent assignee history
2021Based in Douglas, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EMC IP HOLDING CO LLC42021
THREE DIMENSIONAL PHOTOGRAPHY41979–1985
Locations
LocationPatentsSpan
Douglas, Massachusetts, US42021
Long Island City, New York, US41979–1985