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Inventor

Chia-Chien Hung

Inventor
Hsinchu, TW

Overview

3→
Patents
2011–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 3 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 systems25%
H05BElectric heating25%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications25%
PatentTitleYear
8,603,586'Method of reducing surface residual defect'20138,253,350'Open loop LED driving circuit'20127,983,062'Minimum on-time reduction method, apparatus, and system using same'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2012Patents assigned to GRENERGY OPTO INC (2)· patent assignee history
2011Based in Taoyuan, TW· patent location history
2012–2013Patents assigned to HUNG CHIA-CHIEN (2)· patent assignee history
2012Patents assigned to LEE KO-YEN (1)· patent assignee history
2012Patents assigned to WANG YEN-HUI (1)· patent assignee history
2012–2013Based in Hsinchu, TW· patent location history
2013Patents assigned to MACRONIX INT CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GRENERGY OPTO INC22011–2012
HUNG CHIA-CHIENself22012–2013
LEE KO-YEN12012
MACRONIX INT CO LTD12013
WANG YEN-HUI12012
Locations
LocationPatentsSpan
Hsinchu, TW22012–2013
Taoyuan, TW12011