Inventor

John Richard McRae

Inventor

Tarzana, CA, US

Overview

1999

Patent span

Electricity

Primary field (CPC H)

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

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication33%

H04MTelephonic communication33%

H04QSelecting33%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to ECALL INC (1)· patent assignee history

1999Based in Tarzana, CA, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ECALL INC	1	1999

Locations

Location	Patents	Span
Tarzana, California, US	1	1999