Inventor

Wei-Chung Yen

Inventor

Taoyuan, TW

Overview

2019–2021

Patent span

Physics

Primary field (CPC G)

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

G02Bprimary

G02BOptical elements, systems or apparatus31%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices15%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light15%

H05GX-ray technique15%

G21KHandling of particles or ionising radiation not otherwise provided for8%

H01LSemiconductor devices8%

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

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2019–2020Patents assigned to NAT CHUNG SHAN INST SCIENCE & TECH (3)· patent assignee history

2019–2020Based in Taoyuan, TW· patent location history

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

2021Patents assigned to CHEN LI JUI (1)· patent assignee history

2021Patents assigned to CHEN YU CHIH (1)· patent assignee history

2021Patents assigned to CHENG PO CHUNG (1)· patent assignee history

2021Based in Hsinchu, TW· patent location history

2021Based in Hsinchu County, TW· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NAT CHUNG SHAN INST SCIENCE & TECH	3	2019–2020
TAIWAN SEMICONDUCTOR MFG CO LTD	2	2021
CHEN LI JUI	1	2021
CHEN YU CHIH	1	2021
CHENG PO CHUNG	1	2021

Locations