LexDanaLexDanabeta
Inventor

Mark Wren

Inventor
Seattle, WA, US

Overview

2→
Patents
2003–2021
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 processing33%
H04LTransmission of digital information, e.g. telegraphic communication33%
H04MTelephonic communication33%
PatentTitleYear
11,036,869Data security with a security module20216,532,282'Method and system for accumulating call prepayment'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to ORANGE PERSONAL COMM SERV LTD (1)· patent assignee history
2003Based in Devon, GB· patent location history
2021Patents assigned to AMAZON TECH INC (1)· patent assignee history
2021Based in Seattle, WA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMAZON TECH INC12021
ORANGE PERSONAL COMM SERV LTD12003
Locations
LocationPatentsSpan
Seattle, Washington, US12021
Devon, GB12003