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Inventor

Yu-Ping Chu

Inventor
Hsinchu, TW

Overview

3→
Patents
2002–2014
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.

H10Bprimary
H10BElectronic memory devices25%
H10DInorganic electric semiconductor devices25%
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 systems13%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications13%
PatentTitleYear
8,659,271'Fixed-on-time controller utilizing an adaptive saw signal for discontinuous mode PFC power conversion'20146,578,177'Method to improve isolation layer fill in a DRAM array area'20036,429,148'Anisotropic formation process of oxide layers for vertical transistors'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to PROMOS TECHNOLOGIES INC (1)· patent assignee history
2002Based in Kaohsiung, TW· patent location history
2003Patents assigned to PROMOS TECHNOLOGIES (1)· patent assignee history
2003Based in Kaoshiung, TW· patent location history
2014Patents assigned to CHU YU-PING (1)· patent assignee history
2014Patents assigned to GRENERGY OPTO INC (1)· patent assignee history
2014Based in Hsinchu, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHU YU-PINGself12014
GRENERGY OPTO INC12014
PROMOS TECHNOLOGIES12003
PROMOS TECHNOLOGIES INC12002
Locations
LocationPatentsSpan
Hsinchu, TW12014
Kaoshiung, TW12003
Kaohsiung, TW12002