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Inventor

Ya-Sheng Liu

Inventor
Taipei, TW

Overview

5→
Patents
2006–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H10Dprimary
H10DInorganic electric semiconductor devices67%
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 systems17%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications17%
PatentTitleYear
8,581,344'Laterally diffused metal oxide semiconductor transistors'20138,063,439'Semiconductor device and fabrication method thereof'20117,863,147'Semiconductor device and fabrication method thereof'20117,655,978'Semiconductor structure'20107,012,817'Converter with integrated active clamp circuit and bias circuit'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to BEL FUSE INC (1)· patent assignee history
2006Based in Hangzhou, CN· patent location history
2010–2013Patents assigned to VANGUARD INT SEMICONDUCT CORP (4)· patent assignee history
2010–2013Based in Taipei, TW· patent location history
2011–2013Patents assigned to LIU YA-SHENG (2)· patent assignee history
2011Patents assigned to CHANG HUNG-LI (1)· patent assignee history
2011Patents assigned to CHEN SHIH-MING (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
VANGUARD INT SEMICONDUCT CORP42010–2013
LIU YA-SHENGself22011–2013
BEL FUSE INC12006
CHANG HUNG-LI12011
CHEN SHIH-MING12011
Locations
LocationPatentsSpan
Taipei, TW42010–2013
Hangzhou, CN12006