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Inventor

Kun-Chen Tsai

Inventor
Taoyuan, TW

Overview

10→
Patents
2003–2018
Patent span
Electricity
Primary field (CPC H)

Patents· 10 as inventor

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

H05Kprimary
H05KPrinted circuits29%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1024%
Y10TTechnical subjects covered by former us classification24%
E05BLocks10%
B81BMicrostructural devices or systems, e.g. micromechanical devices5%
H01LSemiconductor devices5%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers5%
PatentTitleYear
10,080,295Circuit board structure20188,786,108'Package structure'20148,621,900'Electric door lock'20148,610,006'Lid for micro-electro-mechanical device and method for fabricating the same'20138,302,297'Method of fabricating a circuit board structure'20127,485,970'Semiconductor package substrate having contact pad protective layer formed thereon'20097,174,631'Method of fabricating electrical connection terminal of embedded chip'20077,081,402'Semiconductor package substrate having contact pad protective layer formed thereon and method for fabricating the same'20067,012,019'Circuit barrier structure of semiconductor packaging substrate and method for fabricating the same'20066,615,630'Door lock'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2014Patents assigned to TONG LUNG METAL IND CO LTD (2)· patent assignee history
2003–2014Based in Chiayi, TW· patent location history
2006–2009Patents assigned to PHOENIX PREC TECHNOLOGY CORP (4)· patent assignee history
2006–2009Based in Hsinchu, TW· patent location history
2012–2014Patents assigned to TSAI KUN-CHEN (4)· patent assignee history
2012–2018Patents assigned to UNIMICRON TECHNOLOGY CORP (4)· patent assignee history
2012–2018Based in Taoyuan, TW· patent location history
2014Patents assigned to HO TONG-YI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PHOENIX PREC TECHNOLOGY CORP42006–2009
TSAI KUN-CHENself42012–2014
UNIMICRON TECHNOLOGY CORP42012–2018
TONG LUNG METAL IND CO LTD22003–2014
HO TONG-YI12014
Locations
LocationPatentsSpan
Taoyuan, TW42012–2018
Hsinchu, TW42006–2009
Chiayi, TW22003–2014