Inventor

Juan Qiao

Inventor

Shanghai, CN

Overview

7→

Patents

2007–2012

Patent span

Electricity

Primary field (CPC H)

Patents· 7 as inventor

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

H03Lprimary

H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses24%

C09KMaterials for miscellaneous applications, not provided for elsewhere12%

H05BElectric heating12%

H10KOrganic electric solid-state devices12%

C07DHeterocyclic compounds6%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium6%

G06FElectric digital data processing6%

H03DDemodulation or transference of modulation from one carrier to another6%

H03KPulse technique6%

H04BTransmission6%

PatentTitleYear

8,093,930'High frequency fractional-N divider'2012 8,085,070'Overclocking with phase selection'2011 8,009,719'Digital spread spectrum method based on precise phase delta-sigma algorithm'2011 7,702,061'High speed hybrid structure counter having synchronous timing and asynchronous counter cells'2010 7,598,775'Phase and frequency detector with zero static phase error'2009 7,232,616'Organic electroluminescent materials and devices made from such materials'2007 7,227,027'Carbazole derivative and its use in electroluminescent devices'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to UNIV TSINGHUA (2)· patent assignee history

2007Patents assigned to BEIJING VISIONOX TECHNOLOGY CO (1)· patent assignee history

2007Based in Beijing, CN· patent location history

2009–2012Patents assigned to INTEGRATED DEVICE TECH (5)· patent assignee history

2009–2012Based in Shanghai, CN· patent location history

2011–2012Patents assigned to QIAO JUAN (2)· patent assignee history

2011Patents assigned to LIU SHUO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
INTEGRATED DEVICE TECH	5	2009–2012
QIAO JUANself	2	2011–2012
UNIV TSINGHUA	2	2007
BEIJING VISIONOX TECHNOLOGY CO	1	2007
LIU SHUO	1	2011

Locations

Location	Patents	Span
Shanghai, CN	5	2009–2012
Beijing, CN	2	2007