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Inventor

Yi-Chuan Tsai

Inventor
Kaohsiung, TW

Overview

3→
Patents
2014–2017
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.

Y02Bprimary
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications50%
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 heating17%
PatentTitleYear
9,621,027'Power supplies and control methods capable of improving power factor during light load'20179,621,055'Controller with leakage current protection of a diode and operation method thereof'20178,836,229'LED driver circuit'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014Patents assigned to CHEN JIANN-FUH (1)· patent assignee history
2014Patents assigned to LIANG TSORNG-JUU (1)· patent assignee history
2014Patents assigned to TSAI YI-CHUAN (1)· patent assignee history
2014Patents assigned to TSENG WEI-CHING (1)· patent assignee history
2014–2017Based in Kaohsiung, TW· patent location history
2017Patents assigned to LEADTREND TECH CORP (2)· patent assignee history
2017Based in Hsinchu, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LEADTREND TECH CORP22017
CHEN JIANN-FUH12014
LIANG TSORNG-JUU12014
TSAI YI-CHUANself12014
TSENG WEI-CHING12014
Locations
LocationPatentsSpan
Kaohsiung, TW22014–2017
Hsinchu, TW12017