Inventor

Wei-Chen Chang

Inventor

Kaohsiung, TW

Overview

29→

Patents

1997–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 29 as inventor

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

H05Kprimary

H05KPrinted circuits28%

A47BTables26%

A45BWalking sticks5%

F16CShafts5%

B24BMachines, devices, or processes for grinding or polishing3%

F16LPipes3%

G11CStatic stores3%

H01LSemiconductor devices3%

H10BElectronic memory devices3%

H10DInorganic electric semiconductor devices3%

PatentTitleYear

10,827,642Rack system and cable supporting assembly thereof2020 10,806,256Slide rail assembly2020 10,791,834Slide rail assembly and rail kit thereof2020 10,743,660Slide rail assembly and rail kit thereof2020 10,736,230Cable management assembly2020 10,722,026Slide rail assembly and bracket device thereof2020 10,694,847Slide rail mechanism and bracket device thereof2020 10,646,040Supporting assembly for rack system2020 10,646,038Slide rail assembly and slide rail kit thereof2020 10,638,636Cable management assembly2020 10,413,065Slide rail assembly and rail kit thereof2019 10,376,055Slide rail rack system and carried object thereof2019 10,357,105Coupling assembly and bracket device thereof2019 10,349,741Slide rail mechanism and bracket device thereof2019 10,306,983Slide rail mechanism2019 10,292,492Slide rail mechanism and bracket device thereof2019 10,272,540System and method for polishing substrate2019 10,213,017Slide rail assembly2019 10,194,556Slide rail mechanism and bracket device thereof2019 10,172,458Bracket device2019 9,996,699Method, electronic device and computer program product for screen shield2018 9,669,514'System and method for polishing substrate'2017 9,653,173'Memory cell with different program and read paths for achieving high endurance'2017 9,466,392'Memory array with memory cells arranged in pages'2016 7,334,590'Anti-slip opening and closing device for sun umbrella'2008 6,732,753'Umbrella frame'2004 6,386,215'Umbrella frame'2002 D0411914'Sunshade umbrella'1999 5,649,607'Escape assembly'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1999Based in Taichung, TW· patent location history

1999–2008Patents assigned to CHANG WEI-CHEN (2)· patent assignee history

2008Based in Chiayi, TW· patent location history

2016–2017Patents assigned to EMEMORY TECHNOLOGY INC (2)· patent assignee history

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

2017–2019Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (2)· patent assignee history

2017–2019Based in Nantou County, TW· patent location history

2018Based in New Taipei, TW· patent location history

2019–2020Patents assigned to KING SLIDE TECHNOLOGY CO LTD (19)· patent assignee history

2019–2020Patents assigned to KING SLIDE WORKS CO LTD (19)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KING SLIDE TECHNOLOGY CO LTD	19	2019–2020
KING SLIDE WORKS CO LTD	19	2019–2020
CHANG WEI-CHENself	2	1999–2008
EMEMORY TECHNOLOGY INC	2	2016–2017
TAIWAN SEMICONDUCTOR MFG CO LTD	2	2017–2019

Locations

Location	Patents	Span
Kaohsiung, TW	21	2016–2020
Nantou County, TW	2	2017–2019
Taichung, TW	2	1997–1999
New Taipei, TW	1	2018
Chiayi, TW	1	2008