Category:Chia-Hung CHANG

Chia-Hung CHANG

Executive Summary

Chia-Hung CHANG is an inventor who has filed 4 patents. Their primary areas of innovation include containing only elements of Group III and Group V of the Periodic Table (4 patents), within the light emitting region, e.g. quantum confinement structure or tunnel barrier (3 patents), {comprising only A (2 patents), and they have worked with companies such as TIANJIN SANAN OPTOELECTRONICS CO., LTD. (4 patents). Their most frequent collaborators include (4 collaborations), (4 collaborations), (3 collaborations).

Patent Filing Activity

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Technology Areas

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List of Technology Areas

• H01L33/30 (containing only elements of Group III and Group V of the Periodic Table): 4 patents
• H01L33/06 (within the light emitting region, e.g. quantum confinement structure or tunnel barrier): 3 patents
• H01L33/0025 ({comprising only A): 2 patents
• H01L33/52 (Encapsulations): 2 patents
• H01L33/025 ({Physical imperfections, e.g. particular concentration or distribution of impurities}): 1 patents
• H01L33/0093 ({Wafer bonding; Removal of the growth substrate}): 1 patents
• H01L33/14 (with a carrier transport control structure, e.g. highly-doped semiconductor layer or current-blocking structure): 1 patents
• H01L33/22 (Roughened surfaces, e.g. at the interface between epitaxial layers): 1 patents
• H01L33/405 ({Reflective materials}): 1 patents
• H01L2933/0016 (SEMICONDUCTOR DEVICES NOT COVERED BY CLASS): 1 patents
• H01L33/40 (Materials therefor): 1 patents

Companies

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List of Companies

• TIANJIN SANAN OPTOELECTRONICS CO., LTD.: 4 patents

Collaborators

• Weihuan LI (4 collaborations)
• Yu-Ren PENG (4 collaborations)
• JInghua CHEN (3 collaborations)
• Huan-Shao KUO (3 collaborations)
• Jinghua CHEN (1 collaborations)
• Dongpo CHEN (1 collaborations)
• Peng GAO (1 collaborations)
• Fuyang NING (1 collaborations)
• Xiaofeng LIU (1 collaborations)
• Huanshao KUO (1 collaborations)
• Duxiang WANG (1 collaborations)