Inventor

Chao Liu

Inventor

Hsinchu, TW

Overview

1992–2020

Patent span

Physics

Primary field (CPC G)

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

B25Jprimary

B25JManipulators8%

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

G06FElectric digital data processing8%

G06KGraphical data reading8%

G06VImage or video recognition or understanding8%

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%

B07CPostal sorting4%

G01BMeasuring length, thickness or similar linear dimensions4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to MAX PLANCK GESELLSCHAFT (1)· patent assignee history

1992Based in Urbana, IL, US· patent location history

2017–2018Patents assigned to CANON KK (2)· patent assignee history

2017–2018Based in Irvine, CA, US· patent location history

2019Patents assigned to ADEMCO INC (1)· patent assignee history

2019Patents assigned to HONEYWELL INT INC (1)· patent assignee history

2019Based in Shenzhen, CN· patent location history

2020Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (2)· patent assignee history

2020Based in Hsinchu, TW· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	2	2017–2018
TAIWAN SEMICONDUCTOR MFG CO LTD	2	2020
ADEMCO INC	1	2019
HONEYWELL INT INC	1	2019
MAX PLANCK GESELLSCHAFT	1	1992

Locations