Patents by Inventor Han-Yi Chang

Han-Yi Chang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200252558
    Abstract: A thermal image sensing system including at least one thermal sensor, at least one light sensor, an image identification module, a storage module and a computing module is provided. The thermal sensor senses thermal radiation emitted by an object and generates a thermal radiation image signal correspondingly. The light sensor senses visible light reflected by the object and generates at least one visible light image signal correspondingly. The image identification module receives the visible light image signal generated by the light sensor and determines a material of the object according to the at least one visible light image signal. The storage module stores a radiation coefficient of the material of the object. The computing module calculates a surface temperature of the object according to the radiation coefficient of the material of the object and the thermal radiation emitted by the object. A thermal image sensing method is also provided.
    Type: Application
    Filed: January 21, 2020
    Publication date: August 6, 2020
    Applicant: Industrial Technology Research Institute
    Inventors: Han-Kuei Fu, Hsueh-Chih Chang, Shih-Yi Wen, Hung-Lieh Hu
  • Publication number: 20190215499
    Abstract: The present invention provides a method for fabricating small right angle prism mirrors, projecting system, and small right angle prism mirrors fabricated by a semiconductor process. The method comprises: coating a reflecting layer on a top surface of a glass substrate; forming an optical glue layer on a bottom surface of the glass substrate; utilizing a mold to form a 3D shape on the optical glue layer; exposing the optical glue layer having the 3D shape to solidify the optical glue layer having the 3D shape and combine the glass substrate having the reflecting layer and the optical glue layer having the 3D shape; removing the mold to form a small prism array; and dicing the small prism array to generate a plurality of small right angle prism mirrors.
    Type: Application
    Filed: January 9, 2018
    Publication date: July 11, 2019
    Inventors: Han-Yi Kuo, Yin-Dong Lu, Shi-Jen Wu, Chih-Sheng Chang, Teng-Te Huang
  • Patent number: 9925293
    Abstract: A solution for treating contact lens is provided. The solution includes about 0.01-1.0 parts by weight (pbw) of a polymer having phosphorylcholine groups, about 0.01-1 pbw of an inorganic salt, and about 100 pbw of water. The polymer has a number-average molecular weight of about 4,000 to about 1,000,000 daltons and has a structure of formula (I): wherein, in formula (I), m is a positive integer, n is zero or a positive integer, and R is C2-C12 alkyl group or C2-C12 hydroxyalkyl group. When n is a positive integer, m/n is greater than 1.
    Type: Grant
    Filed: September 5, 2016
    Date of Patent: March 27, 2018
    Assignee: PEGAVISION CORPORATION
    Inventors: Han-Yi Chang, Ya-Hsuan Liao, Shu-Chen Lu, Ya-Hui Chang, Yu-Chin Lai
  • Publication number: 20170368222
    Abstract: A solution for treating a contact lens and a contact lens packaging system are provided. The solution includes about 0.01 to about 1.0 parts by weight (pbw) of a polymer having phosphorylcholine groups, about 0.005 to about 0.05 pbw of a hydrophilic molecule, about 0.01 to about 1.0 pbw of an inorganic salt, and about 100 pbw of water. A number-average molecular weight of the polymer is about 4,000 to about 1,000,000 daltons. The polymer has a structure of formula (I): wherein, in formula (I), m is a positive integer, n is zero or a positive integer, and R is C2-C12 alkyl group, or C2-C12 hydroxyalkyl group. When n is a positive integer, m/n is greater than 1. Moreover, a number-average molecular weight of the hydrophilic molecule is about 10,000 to about 5,000,000 daltons. The hydrophilic molecule is hyaluronic acid (HA) or hyaluronate salt.
    Type: Application
    Filed: November 4, 2016
    Publication date: December 28, 2017
    Inventors: Yu-Chin LAI, Min-Tzong YEH, Han-Yi CHANG, Ya-Hui CHANG
  • Publication number: 20170368221
    Abstract: A solution for treating contact lens is provided. The solution includes about 0.01-1.0 parts by weight (pbw) of a polymer having phosphorylcholine groups, about 0.01-1 pbw of an inorganic salt, and about 100 pbw of water. The polymer has a number-average molecular weight of about 4,000 to about 1,000,000 daltons and has a structure of formula (I): wherein, in formula (I), m is a positive integer, n is zero or a positive integer, and R is C2-C12 alkyl group or C2-C12 hydroxyalkyl group. When n is a positive integer, m/n is greater than 1.
    Type: Application
    Filed: September 5, 2016
    Publication date: December 28, 2017
    Inventors: Han-Yi CHANG, Ya-Hsuan LIAO, Shu-Chen LU, Ya-Hui CHANG, Yu-Chin LAI
  • Patent number: 9482788
    Abstract: The present disclosure provides a UV-blocking silicone hydrogel composition including a hydrophilic silicone macromer, a UV-blocking monomer, a first hydrophilic monomer, a crosslinker and a polymerization initiator. The hydrophilic silicone macromer has a general formula: V-L-S-(L?-V?)x, wherein V and V? are independently ethylenically-based polymerizable groups, L and L? are independently a covalent bond or a linkage group, S is a siloxane group having a chemical structure such as and x is 0 or 1. A silicone contact lens containing the UV-blocking silicone hydrogel composition is also provided herein.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: November 1, 2016
    Assignee: PEGAVISION CORPORATION
    Inventors: Yu-Chin Lai, Min-Tzung Yeh, Han-Yi Chang, Heng-Yi Li, Hung-Ju Chang, Che-Cheng Wu
  • Publication number: 20160161638
    Abstract: The present disclosure provides a UV-blocking silicone hydrogel composition including a hydrophilic silicone macromer, a UV-blocking monomer, a first hydrophilic monomer, a crosslinker and a polymerization initiator. The hydrophilic silicone macromer has a general formula: V-L-S-(L?-V?)x, wherein V and V? are independently ethylenically-based polymerizable groups, L and L? are independently a covalent bond or a linkage group, S is a siloxane group having a chemical structure such as and x is 0 or 1. A silicone contact lens containing the UV-blocking silicone hydrogel composition is also provided herein.
    Type: Application
    Filed: December 5, 2014
    Publication date: June 9, 2016
    Inventors: Yu-Chin LAI, Min-Tzung YEH, Han-Yi CHANG, Heng-Yi LI, Hung-Ju CHANG, Che-Cheng WU
  • Patent number: 9133221
    Abstract: A method for manufacturing a hydrophilic silicone macromer is provided. A hydrosilylation between a Si—H bond of a polysiloxane and a C?C bond of a hydrophilic mononmer is performed by using a rhodium-containing catalyst to form the polysiloxane having a hydrophilic side chain having an amide group or a phosphoryl choline group. After performing an end-capping reaction, the hydrophilic silicone macromer is formed.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: September 15, 2015
    Assignee: PEGAVISION CORPORATION
    Inventors: Wei-Jia Ting, Heng-Yi Li, Yu-Chin Lai, Han-Yi Chang
  • Patent number: 9056879
    Abstract: A method for manufacturing a hydrophilic silicone prepolymer is disclosed. The method comprises ring-opening polymerization (ROP) of cyclosiloxanes, hydrosilylation of polysiloxanes, copolymerization, and end-capping reaction. After the above processes, the hydrophilic silicone prepolymer can be obtained.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: June 16, 2015
    Assignee: PEGAVISION CORPORATION
    Inventors: Heng-Yi Li, Wei-Jia Ting, Yu-Chin Lai, Han-Yi Chang
  • Publication number: 20140364624
    Abstract: A method for manufacturing a hydrophilic silicone macromer is provided. A hydrosilylation between a Si—H bond of a polysiloxane and a C?C bond of a hydrophilic mononmer is performed by using a rhodium-containing catalyst to form the polysiloxane having a hydrophilic side chain having an amide group or a phosphoryl choline group. After performing an end-capping reaction, the hydrophilic silicone macromer is formed.
    Type: Application
    Filed: August 26, 2014
    Publication date: December 11, 2014
    Inventors: Wei-Jia Ting, Heng-Yi Li, Yu-Chin Lai, Han-Yi Chang
  • Patent number: 8865925
    Abstract: A method for manufacturing a hydrophilic silicone macromer is provided. A hydrosilylation between a Si—H bond of a polysiloxane and a C?C bond of a hydrophilic monomer is performed by using a rhodium-containing catalyst to form the polysiloxane having a hydrophilic side chain having an amide group or a phosphoryl choline group. After performing an end-capping reaction, the hydrophilic silicone macromer is formed.
    Type: Grant
    Filed: December 14, 2012
    Date of Patent: October 21, 2014
    Assignee: Pegavision Corporation
    Inventors: Wei-Jia Ting, Heng-Yi Li, Yu-Chin Lai, Han-Yi Chang
  • Publication number: 20090033865
    Abstract: A contact lens includes an optical area and a circumferential area. The circumferential area is disposed at the circumference of the optical area. The optical area has a minimum thickness and the circumferential area has a circumferential thickness. The minimum thickness of the optical area is greater than the circumferential thickness.
    Type: Application
    Filed: November 29, 2007
    Publication date: February 5, 2009
    Inventor: Han-Yi Chang
  • Publication number: 20090032102
    Abstract: A light collection device assembled with a light-processing unit comprises a fresnel lens unit, an anti-reflection layer and a light-processing unit. The fresnel lens unit has a light-incident surface and a light-emitting surface. The light-processing unit is positioned with the light-emitting surface for transmitting or converting a light emitted from the fresnel lens unit. The anti-reflection layer is mounted or formed on the light-incident surface of the fresnel lens unit.
    Type: Application
    Filed: August 1, 2008
    Publication date: February 5, 2009
    Inventors: Hon-Lun Chen, Kuo-Hsin Teng, Han-Yi Chang
  • Publication number: 20070237061
    Abstract: An optical data storage medium includes a first substrate, a first reflective layer, a second substrate, and a second reflective layer. In this case, the first substrate has a first surface and a second surface. The second surface is opposite to the first surface. The first surface has a structure fitting a BD (blue-ray) format. The first reflective layer is disposed on the first surface. The second substrate has a third surface and a fourth surface. The fourth surface is opposite to the third surface. The third surface faces the second surface. The third surface has a structure fitting an HD-DVD (high definition digital versatile disc) format. The second reflective layer is disposed on the third surface.
    Type: Application
    Filed: March 22, 2007
    Publication date: October 11, 2007
    Inventors: Zhi-Zhong Wang, Han-Yi Chang
  • Publication number: 20070154675
    Abstract: An optical information storage medium includes at least one substrate, at least one recording layer, and at least one thermal diffusing layer. In this case, the recording layer is disposed over the substrate, and the thermal diffusing layer is disposed at one side of the recording layer. If the recording layer is composed of an endothermic-exothermic mixed material, the thermal conductivity coefficient of the thermal diffusing layer is approximately smaller than 10 W/m-K. If the recording layer is composed of an exothermic material, the thermal conductivity coefficient of the thermal diffusing layer is approximately greater than 10 W/m-K.
    Type: Application
    Filed: January 26, 2006
    Publication date: July 5, 2007
    Inventors: Huang Yang, Han-Yi Chang, Zhi-Zhong Wang
  • Publication number: 20060257614
    Abstract: An optical information storage medium includes a first substrate, a first recording layer, a first reflective layer, a spacer layer, a buffer layer, a second recording layer, a second reflective layer, and a second substrate. In this case, the first recording layer is disposed above the first substrate. The first reflective layer is disposed above the first recording layer. The spacer layer is disposed above the first reflective layer. The buffer layer is disposed above the spacer layer, and the thickness of the buffer layer is about between 1 nm and 50 nm. The second recording layer is disposed above the buffer layer. The second reflective layer is disposed above the second recording layer. The second substrate is disposed above the second reflective layer.
    Type: Application
    Filed: June 22, 2005
    Publication date: November 16, 2006
    Inventors: Zhi-Zhong Wang, Han-Yi Chang, Cheng-Yuan Tsai
  • Publication number: 20060210759
    Abstract: An optical information storage medium includes a first substrate, a first recording layer, a first reflective layer, a spacer layer, a second recording layer, a second reflective layer and a second substrate. In this case, the first recording layer is disposed above the first substrate. The first reflective layer is disposed above the first recording layer. The spacer layer is disposed above the first reflective layer. The second recording layer is disposed above the spacer layer. The second reflective layer is disposed above the second recording layer. The second substrate is disposed above the second reflective layer and the second substrate has a groove, wherein the depth of the groove is smaller than 100 nm.
    Type: Application
    Filed: June 2, 2005
    Publication date: September 21, 2006
    Inventors: Han-Yi Chang, Cheng-Yuan Tsai, Tsai-Chu Hsiao
  • Publication number: 20060003135
    Abstract: An optical information storage medium includes a first substrate, a first recording layer, a first reflective layer, a spacer layer, a second recording layer, a barrier layer, a second reflective layer, and a second substrate. In this case, the first recording layer is disposed above the first substrate. The first reflective layer is disposed above the first recording layer. The spacer layer is disposed above the first reflective layer. The second recording layer, which is made of inorganic material, is disposed above the spacer layer. The barrier layer is disposed above the second recording layer. The second reflective layer, which is made of inorganic material, is disposed above the barrier layer. The second substrate is disposed above the second reflective layer.
    Type: Application
    Filed: November 3, 2004
    Publication date: January 5, 2006
    Inventors: Tsai-Chu Hsiao, Samuel Fu, Han-Yi Chang