LexDanaLexDanabeta
Inventor

Hao-Ming Chang

Inventor
Pingtung County, TW

Overview

3→
Patents
2020–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices17%
H10DInorganic electric semiconductor devices17%
B01FMixing, e.g. dissolving, emulsifying or dispersing8%
B01LChemical or physical laboratory apparatus for general use8%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms8%
G01NInvestigating or analysing materials by determining their chemical or physical properties8%
H01LSemiconductor devices8%
H04NPictorial communication, e.g. television8%
H10NElectric solid-state devices not otherwise provided for8%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h108%
PatentTitleYear
11,099,477Photomask and method of repairing photomask202111,079,671Fabricating method of photomask, photomask structure thereof, and semiconductor manufacturing method using the same202110,876,997Bio-field effect transistor device2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020–2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (3)· patent assignee history
2020Based in Hsinchu, TW· patent location history
2021Based in Pingtung County, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAIWAN SEMICONDUCTOR MFG CO LTD32020–2021
Locations
LocationPatentsSpan
Pingtung County, TW22021
Hsinchu, TW12020