Inventor

Shih-Chieh Chang

Inventor

Taipei, TW

Overview

4→

Patents

1996–2021

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.

H01Lprimary

H01LSemiconductor devices22%

E06BFixed or movable closures for openings in buildings, vehicles, fences or like enclosures in general, e.g. doors, windows, blinds, gates11%

H02JElectric power networks11%

H10DInorganic electric semiconductor devices11%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation11%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1011%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

Y10TTechnical subjects covered by former us classification11%

PatentTitleYear

11,049,945Semiconductor device structure and method for forming the same2021 11,031,808Power supply system2021 11,018,176Metal shielding layer in backside illumination image sensor chips and methods for forming the same2021 5,579,819'Pulling knob assembly for venetian blind'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Based in Jhubei City, TW· patent location history

2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (2)· patent assignee history

2021Patents assigned to DELTA ELECTRONICS INC (1)· patent assignee history

2021Based in Taipei, TW· patent location history

2021Based in Taoyuan, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TAIWAN SEMICONDUCTOR MFG CO LTD	2	2021
DELTA ELECTRONICS INC	1	2021

Locations

Location	Patents	Span
Taipei, TW	2	2021
Taoyuan, TW	1	2021
Jhubei City, TW	1	1996