Inventor

CHENG-YEN LI

Inventor

Overview

2→

Patents

2023–2025

Patent span

Electricity

Primary field (CPC H)

Patents· 2 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television40%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation40%

H01LSemiconductor devices20%

PatentTitleYear

12,408,456Image sensor pixel and metal shielding of charge storage device of image sensor pixel formed by one step process2025 11,728,362Image sensor pixel and metal shielding of charge storage device of image sensor pixel formed by one step process2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023–2025Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (2)· patent assignee history

2023–2025Based in 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	2023–2025

Locations

Location	Patents	Span
TW	2	2023–2025