Inventor

Richard Chapman

Inventor
Runcorn, GB

Overview

11→
Patents
2000–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 11 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps54%
G06FElectric digital data processing31%
H04LTransmission of digital information, e.g. telegraphic communication8%
Y10TTechnical subjects covered by former us classification8%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2015Patents assigned to IBM (4)· patent assignee history
2000–2015Based in Cary, NC, US· patent location history
2004Patents assigned to INFINEON TECHNOLOGIES RICHMOND (1)· patent assignee history
2004Based in Glen Allen, VA, US· patent location history
2012–2015Patents assigned to CHAPMAN RICHARD A (2)· patent assignee history
2012Based in Durham, NC, US· patent location history
2016–2021Patents assigned to MICROMASS LTD (6)· patent assignee history
2016–2021Based in Runcorn, GB· patent location history
2016Based in Cheshire, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MICROMASS LTD62016–2021
IBM42000–2015
CHAPMAN RICHARD Aself22012–2015
INFINEON TECHNOLOGIES RICHMOND12004
Locations
LocationPatentsSpan
Runcorn, GB52016–2021
Cary, NC, US22000–2015
Cheshire, GB12016
Durham, NC, US12012
Glen Allen, Virginia, US12004