loadpatents
Patent applications and USPTO patent grants for New Span Opto-Technology Inc..The latest application filed is for "tear film and contact lens evaluation by optical reflectometry technique".
Patent | Date |
---|---|
Tear film and contact lens evaluation by optical reflectometry technique Grant 8,905,545 - Wang December 9, 2 | 2014-12-09 |
Tear Film and Contact Lens Evaluation by Optical Reflectometry Technique App 20130169933 - Wang; Michael Renxun | 2013-07-04 |
Electro-optical Foveated Imaging and Tracking System App 20090080695 - Yang; Jianwen | 2009-03-26 |
Emitting Color Controllable Polymers for Organic Light Emitting Diode Display Based on Partially Conjugated PPV Copolymers App 20070249800 - Song; Sangyup | 2007-10-25 |
Method and Device for High Density Optical Disk Data Storage App 20070086309 - Yang; Jianwen | 2007-04-19 |
Optical waveguide evanescent ribbon coupler Grant 7,142,748 - Yang November 28, 2 | 2006-11-28 |
All-optical controllable photonic switch App 20060204169 - Li; Daqun | 2006-09-14 |
NCAGE Code | 099C1 | NEW SPAN OPTO-TECHNOLOGY INC |
CAGE Code | 099C1 | NEW SPAN OPTO-TECHNOLOGY INC |
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.