Inventor

Tzu-Hao Liu

Inventor

Taichung, TW

Overview

5→

Patents

2004–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 5 as inventor

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

H01Lprimary

H01LSemiconductor devices18%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1018%

H10BElectronic memory devices12%

H10DInorganic electric semiconductor devices12%

B08BCleaning in general6%

F21VFunctional features or details of lighting devices or systems thereof6%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted6%

G11CStatic stores6%

H05BElectric heating6%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%

PatentTitleYear

10,804,365Semiconductor device and method for fabricating the same2020 10,651,040Semiconductor device and method for fabricating the same2020 10,079,177Method for forming copper material over substrate2018 9,717,127'LED device and dimming system and method thereof'2017 6,823,876'Methodology of rotational etching tool maintenance'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004Patents assigned to MACRONIX INT CO LTD (1)· patent assignee history

2004Based in Hsinchu, TW· patent location history

2017Patents assigned to LEXTAR ELECTRONICS CORP (1)· patent assignee history

2017–2020Based in Taichung, TW· patent location history

2018–2020Patents assigned to UNITED MICROELECTRONICS CORP (3)· patent assignee history

2020Patents assigned to FUJIAN JINHUA INTEGRATED CIRCUIT CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNITED MICROELECTRONICS CORP	3	2018–2020
FUJIAN JINHUA INTEGRATED CIRCUIT CO LTD	2	2020
LEXTAR ELECTRONICS CORP	1	2017
MACRONIX INT CO LTD	1	2004

Locations

Location	Patents	Span
Taichung, TW	4	2017–2020
Hsinchu, TW	1	2004