Guan; Chun

Patent Applications and Registrations

Patent applications and USPTO patent grants for Guan; Chun.The latest application filed is for "monitoring changes in photomask defectivity".

Company Profile

0.6.6

Guan; Chun - Dublin CA
Guan; Chun - Santa Clara CA
Guan; Chun - Lexington KY

*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
Monitoring changes in photomask defectivity Grant 9,892,503 - Guan , et al. February 13, 2	2018-02-13
Monitoring Changes In Photomask Defectivity App 20170053395 - Guan; Chun ; et al.	2017-02-23
Monitoring changes in photomask defectivity Grant 9,518,935 - Guan , et al. December 13, 2	2016-12-13
Monitoring Changes In Photomask Defectivity App 20150029498 - Guan; Chun ; et al.	2015-01-29
Database-driven cell-to-cell reticle inspection Grant 8,914,754 - Hess , et al. December 16, 2	2014-12-16
Database-Driven Cell-to-Cell Reticle Inspection App 20130111417 - Hess; Carl ; et al.	2013-05-02
System and technique for retrieving depth information about a surface by projecting a composite image of modulated light patterns Grant 7,844,079 - Hassebrook , et al. November 30, 2	2010-11-30
System and technique for retrieving depth information about a surface by projecting a composite image of modulated light patterns App 20090016572 - Hassebrook; Laurence G. ; et al.	2009-01-15
System And Technique For Retrieving Depth Information About A Surface By Projecting A Composite Image Of Modulated Light Patterns App 20080279446 - Hassebrook; Laurence G. ; et al.	2008-11-13
System and technique for retrieving depth information about a surface by projecting a composite image of modulated light patterns Grant 7,440,590 - Hassebrook , et al. October 21, 2	2008-10-21

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.