Inventor

Ching-Chih Chang

Inventor

Tainan, TW

Overview

4→

Patents

2003–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 4 as inventor

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

H04Bprimary

H04BTransmission15%

E05DHinges or suspension devices for doors, windows or wings8%

E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof8%

F16CShafts8%

G01RMeasuring electric variables8%

G06FElectric digital data processing8%

G08CTransmission systems for measured values, control or similar signals8%

H01LSemiconductor devices8%

H01QAntennas, i.e. radio aerials8%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h108%

PatentTitleYear

10,916,427Forming contact holes using litho-etch-litho-etch approach2021 10,900,264Hinge structure and casing using the same2021 10,790,915Over-the-air test fixture using antenna array2020 6,636,171'Automobile bi-direction remote control transmission circuitry'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Based in Chung-Ho City, Taipei Hsien, TW· patent location history

2020Patents assigned to NAT INSTRUMENTS CORP (1)· patent assignee history

2020Based in Fremont, CA, US· patent location history

2021Patents assigned to LITE ON ELECTRONICS GUANGZHOU (1)· patent assignee history

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

2021Patents assigned to UNITED MICROELECTRONICS CORP (1)· patent assignee history

2021Based in Tainan, TW· patent location history

2021Based in Taipei, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LITE ON ELECTRONICS GUANGZHOU	1	2021
LITE ON TECHNOLOGY CORP	1	2021
NAT INSTRUMENTS CORP	1	2020
UNITED MICROELECTRONICS CORP	1	2021

Locations

Location	Patents	Span
Tainan, TW	1	2021
Taipei, TW	1	2021
Fremont, California, US	1	2020
Chung-Ho City, Taipei Hsien, TW	1	2003