Inventor

Jinfeng He

Inventor

Hsinchu, TW

Overview

6→

Patents

2014–2021

Patent span

Physics

Primary field (CPC G)

Patents· 6 as inventor

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

G09Fprimary

G09FDisplaying24%

B23PMetal-working not otherwise provided for6%

E05BLocks6%

E05CBolts or fastening devices for wings, specially for doors or windows6%

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%

G01RMeasuring electric variables6%

H01LSemiconductor devices6%

H04NPictorial communication, e.g. television6%

H05KPrinted circuits6%

PatentTitleYear

11,081,392Dicing method for stacked semiconductor devices2021 11,073,551Method and system for wafer-level testing2021 10,631,418LED display screen with protective devices2020 10,621,895Ejection device2020 9,618,192'Small-spacing LED screen'2017 8,733,987'Locking connection device, LED box and LED display screen'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2020Patents assigned to UNILUMIN GROUP CO LTD (3)· patent assignee history

2014Patents assigned to HE JINFENG (1)· patent assignee history

2014Patents assigned to LIN MINGFENG (1)· patent assignee history

2014Patents assigned to SHEN JIAO (1)· patent assignee history

2014–2020Based in Guangdong, CN· patent location history

2017–2020Based in Shenzhen, CN· patent location history

2021Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (2)· patent assignee history

2021Based in Hsinchu, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
UNILUMIN GROUP CO LTD	3	2014–2020
TAIWAN SEMICONDUCTOR MFG CO LTD	2	2021
HE JINFENGself	1	2014
LIN MINGFENG	1	2014
SHEN JIAO	1	2014

Locations

Location	Patents	Span
Hsinchu, TW	2	2021
Guangdong, CN	2	2014–2020
Shenzhen, CN	2	2017–2020