Inventor

Chih-Hao Chang

Inventor

Hsinchu, TW

Overview

2010–2021

Patent span

Electricity

Primary field (CPC H)

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

G06Fprimary

G06FElectric digital data processing13%

H01LSemiconductor devices13%

H03MCoding13%

H04NPictorial communication, e.g. television13%

G01RMeasuring electric variables6%

G09GArrangements or circuits for control of indicating devices using static means to present variable information6%

H03KPulse technique6%

H04BTransmission6%

H04LTransmission of digital information, e.g. telegraphic communication6%

H10DInorganic electric semiconductor devices6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2010–2014Patents assigned to ALTEK CORP (2)· patent assignee history

2010–2020Based in Hsinchu, TW· patent location history

2014Patents assigned to CHANG CHING-YEN (1)· patent assignee history

2014Based in New Taipei, TW· patent location history

2020Patents assigned to ALTEK SEMICONDUCTOR CORP (1)· patent assignee history

2021Patents assigned to NANYA TECHNOLOGY CORP (1)· patent assignee history

2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (1)· patent assignee history

2021Based in Jhubei City, TW· patent location history

2021Based in Taoyuan, TW· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ALTEK CORP	2	2010–2014
ALTEK SEMICONDUCTOR CORP	1	2020
CHANG CHING-YENself	1	2014
NANYA TECHNOLOGY CORP	1	2021
TAIWAN SEMICONDUCTOR MFG CO LTD	1	2021

Locations