Lee; Yung-Fa

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lee; Yung-Fa.The latest application filed is for "semiconductor device having barrier layer to prevent impurity diffusion".

Company Profile

1.7.7

Lee; Yung-Fa - Tainan TW
Lee; Yung-Fa - Taipei TW
LEE; Yung-Fa - Taipei 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

Patent	Date
Method for manufacturing semiconductor device structure Grant 10,361,287 - Chen , et al.	2019-07-23
Semiconductor device having barrier layer to prevent impurity diffusion Grant 10,096,672 - Chen , et al. October 9, 2	2018-10-09
Semiconductor Device Having Barrier Layer To Prevent Impurity Diffusion App 20170317164 - CHEN; I-Chih ; et al.	2017-11-02
Semiconductor structure and method of forming the same Grant 9,768,132 - Lin , et al. September 19, 2	2017-09-19
Semiconductor device having barrier layer to prevent impurity diffusion Grant 9,728,598 - Chen , et al. August 8, 2	2017-08-08
Method For Manufacturing Semiconductor Device Structure App 20160380085 - CHEN; I-CHIH ; et al.	2016-12-29
Semiconductor device and manufacturing method thereof Grant 9,490,345 - Chen , et al. November 8, 2	2016-11-08
Semiconductor Device Having Barrier Layer To Prevent Impurity Diffusion App 20160300906 - CHEN; I-Chih ; et al.	2016-10-13
Semiconductor device structure and manufacturing method thereof Grant 9,450,093 - Chen , et al. September 20, 2	2016-09-20
Semiconductor Device Structure And Manufacturing Method Thereof App 20160111536 - CHEN; I-CHIH ; et al.	2016-04-21
Semiconductor Device And Manufacturing Method Thereof App 20150206946 - CHEN; I-CHIH ; et al.	2015-07-23
Semiconductor Structure And Method Of Forming The Same App 20130241064 - LIN; Ling Mei ; et al.	2013-09-19

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