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Inventor

Hongyue Du

Inventor
Shanghai, CN

Overview

2→
Patents
2013–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H02Mprimary
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems33%
H05BElectric heating33%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications33%
PatentTitleYear
9,641,074'Current control for DC-DC converter'20178,344,656'Methods and systems for LED driver having constant output current'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2017Patents assigned to BCD SEMICONDUCTOR MFG LTD (2)· patent assignee history
2013Patents assigned to DU HONGYUE (1)· patent assignee history
2013Patents assigned to LIU XINFENG (1)· patent assignee history
2013Patents assigned to ZHANG HONGBO (1)· patent assignee history
2013–2017Based in Shanghai, CN· patent location history
2017Patents assigned to BCD SEMICONDUCTOR MFG CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BCD SEMICONDUCTOR MFG LTD22013–2017
BCD SEMICONDUCTOR MFG CO LTD12017
DU HONGYUEself12013
LIU XINFENG12013
ZHANG HONGBO12013
Locations
LocationPatentsSpan
Shanghai, CN22013–2017