Inventor

Chi-Min Chang

Inventor

Taoyuan, TW

Overview

2012–2021

Patent span

Electricity

Primary field (CPC H)

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

H05Kprimary

H05KPrinted circuits42%

Y10TTechnical subjects covered by former us classification17%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light8%

G01NInvestigating or analysing materials by determining their chemical or physical properties8%

H01LSemiconductor devices8%

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

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2012–2019Patents assigned to UNIMICRON TECHNOLOGY CORP (5)· patent assignee history

2012Patents assigned to CHANG CHI-MIN (1)· patent assignee history

2012Patents assigned to YU CHENG-PO (1)· patent assignee history

2012Based in Taoyuan County, TW· patent location history

2017–2019Based in Taoyuan, TW· patent location history

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

2021Based in Fontana, CA, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations