Inventor

David Matthews

Inventor
Carrollton, TX, US

Overview

4→
Patents
2008–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication20%
G06FElectric digital data processing13%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes13%
H04HBroadcast communication13%
H04NPictorial communication, e.g. television13%
A61KPreparations for medical, dental or toiletry purposes7%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations7%
C07KPeptides7%
H04WWireless communication networks7%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008–2010Based in Carrollton, TX, US· patent location history
2014Patents assigned to AT & T IP I LP (1)· patent assignee history
2014Patents assigned to BHAGAT PROMOD KUMAR (1)· patent assignee history
2014Patents assigned to DOVERSPIKE ROBERT DUNCAN (1)· patent assignee history
2014Patents assigned to KLINCEWICZ JOHN GREGORY (1)· patent assignee history
2014Patents assigned to LI GUANGZHI (1)· patent assignee history
2014Based in Algonquin, IL, US· patent location history
2021Based in Sheffield, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AT & T IP I LP12014
BHAGAT PROMOD KUMAR12014
DOVERSPIKE ROBERT DUNCAN12014
KLINCEWICZ JOHN GREGORY12014
LI GUANGZHI12014
Locations
LocationPatentsSpan
Carrollton, Texas, US22008–2010
Sheffield, GB12021
Algonquin, Illinois, US12014