Yong Seok Eun

USPTO Granted Patents = 16 (Patent Applications = 1)

Average Co-Inventor Count = 3.3

ph-index = 3

Forward Citations = 33(Granted Patents)

Location History:

Kyoungki-do, KR (2005)
Ichon-si, KR (2011)
Seongnam-Si, KR (2009 - 2014)
Seongnam-si Gyeonggi-do, KR (2017)

Company Filing History:

8 out of 6,228

Hynix Semiconductor Inc.

Years Active: 2005-2017

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9553159 - Semiconductor devices having polysilicon gate patterns and methods of fabricating the same (2017-01-24),

2. 8912064 - Method for forming impurity region of vertical transistor and method for fabricating vertical transistor using the same (2014-12-16),

3. 8859370 - Method for forming impurity region of vertical transistor and method for fabricating vertical transistor using the same (2014-10-14),

4. 8513103 - Method for manufacturing vertical transistor having buried junction (2013-08-20),

5. 8481431 - Method for opening one-side contact region of vertical transistor and method for fabricating one-side junction region using the same (2013-07-09),

6. 8481390 - Method for forming impurity region of vertical transistor and method for fabricating vertical transistor using the same (2013-07-09),

7. 8470664 - Methods of fabricating a dual polysilicon gate and methods of fabricating a semiconductor device using the same (2013-06-25),

8. 8431981 - Semiconductor memory device having vertical transistor and buried bit line and method for fabricating the same (2013-04-30),

9. 8049199 - Phase change memory device and method for manufacturing the same (2011-11-01),

10. 7859041 - Gate structure of semiconductor device (2010-12-28),

11. 7851298 - Method for fabricating transistor in a semiconductor device utilizing an etch stop layer pattern as a dummy pattern for the gate electrode formation (2010-12-14),

12. 7723189 - Method for manufacturing semiconductor device having recess gate (2010-05-25),

13. 7589012 - Method for fabricating semiconductor memory device (2009-09-15),

14. 7563673 - Method of forming gate structure of semiconductor device (2009-07-21),

15. 6974745 - Method of manufacturing semiconductor device (2005-12-13),

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1 patent pending:

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