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Inventor

Chi-Yang Chuang

Inventor
Tainan, TW

Overview

2→
Patents
2012–2021
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties13%
G02BOptical elements, systems or apparatus13%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein13%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them13%
G06KGraphical data reading13%
G06VImage or video recognition or understanding13%
H04NPictorial communication, e.g. television13%
H10HInorganic light-emitting semiconductor devices having potential barriers13%
PatentTitleYear
11,126,823Optical film stack, changeable light source device, and face sensing module20218,263,991'Light-emitting gallium nitride-based III-V group compound semiconductor device and manufacturing method thereof'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012Patents assigned to CHIEN FEN-REN (1)· patent assignee history
2012Patents assigned to CHUANG CHI-YANG (1)· patent assignee history
2012Patents assigned to FORMOSA EPITAXY INC (1)· patent assignee history
2012Patents assigned to HUANG CHENG-KUO (1)· patent assignee history
2012Based in Lung Tan, TW· patent location history
2021Patents assigned to HIMAX TECH LTD (1)· patent assignee history
2021Based in Tainan, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHIEN FEN-REN12012
CHUANG CHI-YANGself12012
FORMOSA EPITAXY INC12012
HIMAX TECH LTD12021
HUANG CHENG-KUO12012
Locations
LocationPatentsSpan
Tainan, TW12021
Lung Tan, TW12012