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Inventor

Qingdong Zheng

Inventor
Baltimore, MD, US

Overview

2→
Patents
2008–2012
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C07Dprimary
C07DHeterocyclic compounds40%
B82YSpecific uses or applications of nanostructures20%
G11BInformation storage based on relative movement between record carrier and transducer20%
H10KOrganic electric solid-state devices20%
PatentTitleYear
8,269,215'Pyromellitic diimide organic semiconductors and devices'20127,449,578'Two-photon absorbing materials with quenched emission'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Patents assigned to UNIV NEW YORK STATE RES FOUND (1)· patent assignee history
2008Based in North Tonawanda, NY, US· patent location history
2012Patents assigned to JUNG BYUNG JUN (1)· patent assignee history
2012Patents assigned to KATZ HOWARD EDAN (1)· patent assignee history
2012Patents assigned to UNIV JOHNS HOPKINS (1)· patent assignee history
2012Patents assigned to ZHENG QINGDONG (1)· patent assignee history
2012Based in Baltimore, MD, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JUNG BYUNG JUN12012
KATZ HOWARD EDAN12012
UNIV JOHNS HOPKINS12012
UNIV NEW YORK STATE RES FOUND12008
ZHENG QINGDONGself12012
Locations
LocationPatentsSpan
Baltimore, Maryland, US12012
North Tonawanda, New York, US12008