Inventor

Ivan Petrov

Inventor
Champaign, IL, US

Overview

9→
Patents
2004–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 9 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps21%
Y10TTechnical subjects covered by former us classification16%
C30BSingle-crystal growth11%
G02BOptical elements, systems or apparatus11%
H10DInorganic electric semiconductor devices11%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1011%
C23CCoating metallic material5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
H04NPictorial communication, e.g. television5%
H05HPlasma technique5%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2011Patents assigned to UNIV ILLINOIS (5)· patent assignee history
2004–2012Based in Champaign, IL, US· patent location history
2011–2012Patents assigned to DONCHEV TODOR I (2)· patent assignee history
2011–2012Patents assigned to FRANKS RYAN (2)· patent assignee history
2011–2012Patents assigned to LIAO DONGXIANG (2)· patent assignee history
2011–2012Patents assigned to MARSH CHARLES P (2)· patent assignee history
2017Based in Toronto, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV ILLINOIS52004–2011
DONCHEV TODOR I22011–2012
FRANKS RYAN22011–2012
LIAO DONGXIANG22011–2012
MARSH CHARLES P22011–2012
Locations
LocationPatentsSpan
Champaign, Illinois, US82004–2012
Toronto, CA12017