Inventor

Douglass E. Walker

Inventor
Brookline, MA, US

Overview

2→
Patents
2003–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

G06Fprimary
G06FElectric digital data processing25%
H04LTransmission of digital information, e.g. telegraphic communication25%
H04NPictorial communication, e.g. television25%
H04WWireless communication networks25%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to NORTEL NETWORKS LTD (1)· patent assignee history
2003Based in Boston, MA, US· patent location history
2019Patents assigned to VERIZON PATENT & LICENSING INC (1)· patent assignee history
2019Based in Brookline, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NORTEL NETWORKS LTD12003
VERIZON PATENT & LICENSING INC12019
Locations
LocationPatentsSpan
Brookline, Massachusetts, US12019
Boston, Massachusetts, US12003