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Cheng; Tien-Chih Patent Filings

Cheng; Tien-Chih

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cheng; Tien-Chih.The latest application filed is for "wafer support device".

Company Profile
0.6.7
  • Cheng; Tien-Chih - Hsin-Chu TW
  • Cheng; Tien-Chih - Zhubei N/A TW
  • CHENG; Tien-Chih - Hsinchu County TW
  • Cheng; Tien-Chih - Zhubei City TW
  • Cheng; Tien-Chih - Hsinchu N/A TW
  • CHENG; Tien-Chih - Hsinchu City TW
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Methods for particle reduction in semiconductor processing
Grant 9,721,783 - Cheng , et al. August 1, 2
2017-08-01
Wafer support device
Grant 9,472,444 - Cheng , et al. October 18, 2
2016-10-18
Wafer Support Device
App 20160247709 - CHENG; Tien-Chih ;   et al.
2016-08-25
Wafer Support Device
App 20140057052 - Cheng; Tien-Chih ;   et al.
2014-02-27
Wafer transfer pod for reducing wafer particulate contamination
Grant 8,544,651 - Zhang , et al. October 1, 2
2013-10-01
Methods for Particle Reduction in Semiconductor Processing
App 20130210233 - Cheng; Tien-Chih ;   et al.
2013-08-15
Wafer Transfer Pod For Reducing Wafer Particulate Contamination
App 20130186803 - ZHANG; Ying ;   et al.
2013-07-25

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