Inventor

Chih-Hui Liu

Inventor

Hsinchu, TW

Overview

2012–2020

Patent span

Performing operations

Primary field (CPC B)

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

B41Jprimary

B41JTypewriters18%

H10HInorganic light-emitting semiconductor devices having potential barriers18%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations9%

B22FWorking metallic powder9%

B23KSoldering or unsoldering9%

B28DWorking stone or stone-like materials9%

B41MPrinting, duplicating, marking, or copying processes9%

H01LSemiconductor devices9%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h109%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2012Patents assigned to CHEN JEN-KUN (1)· patent assignee history

2012Patents assigned to CHOU FONG-IN (1)· patent assignee history

2012Based in Pingtung County, TW· patent location history

2014–2016Patents assigned to EPISTAR CORP (2)· patent assignee history

2014Based in Kaohsiung, TW· patent location history

2016–2020Based in Hsinchu, TW· patent location history

2020Patents assigned to CHIEN HWA COATING TECH INC (1)· patent assignee history

2020Patents assigned to CHIEN HWA COATING TECHNOLOGY INC (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EPISTAR CORP	2	2014–2016
CHEN JEN-KUN	1	2012
CHIEN HWA COATING TECH INC	1	2020
CHIEN HWA COATING TECHNOLOGY INC	1	2020
CHOU FONG-IN	1	2012

Locations