Leung; Billy C.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Leung; Billy C..The latest application filed is for "methods and apparatus for providing a floating seal for chamber doors".

Company Profile

0.7.6

Leung; Billy C. - Sunnyvale CA
Leung; Billy C. - Fremont CA

*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
Methods and apparatus for providing a floating seal for chamber doors Grant 9,580,956 - Leung , et al. February 28, 2	2017-02-28
Methods And Apparatus For Providing A Floating Seal For Chamber Doors App 20140111074 - Leung; Billy C. ; et al.	2014-04-24
Methods and apparatus for providing a floating seal having an isolated sealing surface for chamber doors Grant 8,648,977 - Leung , et al. February 11, 2	2014-02-11
Sensors for dynamically detecting substrate breakage and misalignment of a moving substrate Grant 7,834,994 - Bagley , et al. November 16, 2	2010-11-16
End effector assembly for supporting a substrate Grant 7,641,247 - Blonigan , et al. January 5, 2	2010-01-05
Curved slit valve door Grant 7,575,220 - Tanase , et al. August 18, 2	2009-08-18
Sensors For Dynamically Detecting Substrate Breakage And Misalignment Of A Moving Substrate App 20090050270 - Bagley; William A. ; et al.	2009-02-26
Sensors for dynamically detecting substrate breakage and misalignment of a moving substrate Grant 7,440,091 - Bagley , et al. October 21, 2	2008-10-21
Sensors for dynamically detecting substrate breakage and misalignment of a moving substrate App 20060087647 - Bagley; William A. ; et al.	2006-04-27
Methods and apparatus for providing a floating seal for chamber doors App 20060028596 - Leung; Billy C. ; et al.	2006-02-09
Curved slit valve door App 20050274923 - Tanase, Yoshiaki ; et al.	2005-12-15
End effector assembly App 20040113444 - Blonigan, Wendell T. ; et al.	2004-06-17

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