CHANG; HAN-YI
Patent Applications and Registrations
Patent applications and USPTO patent grants for CHANG; HAN-YI.The latest application filed is for "hydrogel composition and hydrogel lens".
- CHANG; HAN-YI - NEW TAIPEI CITY TW
- Chang; Han-Yi - Taoyuan TW
- CHANG; Han-Yi - Taoyuan City TW
- Chang; Han-Yi - Guishan Township Taoyuan County TW
- Chang; Han-Yi - Taoyuan County TW
- Chang; Han-Yi - Taipei TW
- Chang; Han-Yi - Taipei County TW
- Chang; Han-Yi - Jhonghe City TW
| 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 For Manufacturing Hydrophilic Silicone Macromer App 20130172574 - Ting; Wei-Jia ; et al. | 2013-07-04 |
| Method Of Manufacturing Hydrophilic Silicone Prepolymer App 20130172592 - Li; Heng-Yi ; 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 |
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