Inventor

Chihy-Yuan Cheng

Inventor

Tainan, TW

Overview

5→

Patents

2015–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 5 as inventor

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

H01Lprimary

H01LSemiconductor devices24%

H10DInorganic electric semiconductor devices18%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1018%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1018%

G02BOptical elements, systems or apparatus6%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them6%

H10BElectronic memory devices6%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation6%

PatentTitleYear

10,996,465Projection device2021 10,522,557Surface topography by forming spacer-like components2019 10,366,916Integrated circuit structure with guard ring2019 9,917,006'Method of planarizating film'2018 9,153,620'Method of fabricating a metal grid for semiconductor device'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015Patents assigned to TAIWAN SEMICONDUCTOR MFG (1)· patent assignee history

2015–2019Based in Tainan, TW· patent location history

2018–2019Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (3)· patent assignee history

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

2021Based in Hsinchu, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TAIWAN SEMICONDUCTOR MFG CO LTD	3	2018–2019
CORETRONIC CORP	1	2021
TAIWAN SEMICONDUCTOR MFG	1	2015

Locations

Location	Patents	Span
Tainan, TW	4	2015–2019
Hsinchu, TW	1	2021