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Inventor

Shao-Cai Ma

Inventor
Shanghai, CN

Overview

3→
Patents
2014–2015
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 systems60%
H05KPrinted circuits20%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1020%
PatentTitleYear
9,093,923'Three-level converter having phase bridge arm'20159,019,731'High-power medium-voltage drive power cell having power elements disposed on both sides of base plate'20158,693,197'Heat sink device'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2015Patents assigned to CHANG YU-MING (2)· patent assignee history
2014–2015Patents assigned to DELTA ELECTRONICS SHANGHAI CO (2)· patent assignee history
2014–2015Patents assigned to GAN HONG-JIAN (2)· patent assignee history
2014–2015Patents assigned to MA SHAO-CAI (2)· patent assignee history
2014–2015Patents assigned to TONG AI-XING (2)· patent assignee history
2014–2015Based in Shanghai, CN· patent location history
2015Based in Taoyuan County, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHANG YU-MING22014–2015
DELTA ELECTRONICS SHANGHAI CO22014–2015
GAN HONG-JIAN22014–2015
MA SHAO-CAIself22014–2015
TONG AI-XING22014–2015
Locations
LocationPatentsSpan
Shanghai, CN22014–2015
Taoyuan County, TW12015