loadpatents
Patent applications and USPTO patent grants for CHANG; HAN-YI.The latest application filed is for "hydrogel composition and hydrogel lens".
Patent | Date |
---|---|
Hydrogel Composition And Hydrogel Lens App 20210315807 - Wu; Hsin-Yi ;   et al. | 2021-10-14 |
Solution for treating contact lens and contact lens packaging system Grant 10,918,761 - Lai , et al. February 16, 2 | 2021-02-16 |
Solution for treating contact lens Grant 9,925,293 - Chang , et al. March 27, 2 | 2018-03-27 |
Solution For Treating Contact Lens App 20170368221 - CHANG; Han-Yi ;   et al. | 2017-12-28 |
Solution For Treating Contact Lens And Contact Lens Packaging System App 20170368222 - LAI; Yu-Chin ;   et al. | 2017-12-28 |
UV-blocking silicone hydrogel composition and silicone hydrogel contact lens containing thereof Grant 9,482,788 - Lai , et al. November 1, 2 | 2016-11-01 |
Uv-blocking Silicone Hydrogel Composition And Silicone Hydrogel Contact Lens Containing Thereof App 20160161638 - LAI; Yu-Chin ;   et al. | 2016-06-09 |
Method for manufacturing hydrophilic silicone macromer Grant 9,133,221 - Ting , et al. September 15, 2 | 2015-09-15 |
Method of manufacturing hydrophilic silicone prepolymer Grant 9,056,879 - Li , et al. June 16, 2 | 2015-06-16 |
Method For Manufacturing Hydrophilic Silicone Macromer App 20140364624 - Ting; Wei-Jia ;   et al. | 2014-12-11 |
Method for manufacturing hydrophilic silicone macromer Grant 8,865,925 - Ting , et al. October 21, 2 | 2014-10-21 |
Method Of Manufacturing Hydrophilic Silicone Prepolymer App 20130172592 - Li; Heng-Yi ;   et al. | 2013-07-04 |
Method For Manufacturing Hydrophilic Silicone Macromer App 20130172574 - Ting; Wei-Jia ;   et al. | 2013-07-04 |
Light collection device App 20090032102 - Chen; Hon-Lun ;   et al. | 2009-02-05 |
Contact Lens App 20090033865 - Chang; Han-Yi | 2009-02-05 |
Optical data storage medium App 20070237061 - Wang; Zhi-Zhong ;   et al. | 2007-10-11 |
Optical information storage medium App 20070154675 - Yang; Huang Shiang ;   et al. | 2007-07-05 |
Optical information storage medium App 20060257614 - Wang; Zhi-Zhong ;   et al. | 2006-11-16 |
Optical information storage medium App 20060210759 - Chang; Han-Yi ;   et al. | 2006-09-21 |
Optical information storage medium App 20060003135 - Hsiao; Tsai-Chu ;   et al. | 2006-01-05 |
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.