Category:Weihuan LI

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Weihuan LI

Executive Summary

Weihuan LI is an inventor who has filed 7 patents. Their primary areas of innovation include containing only elements of Group III and Group V of the Periodic Table (5 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. (7 patents). Their most frequent collaborators include (6 collaborations), (6 collaborations), (4 collaborations).

Patent Filing Activity

Weihuan LI Monthly Patent Applications.png

Technology Areas

Weihuan LI Top Technology Areas.png

List of Technology Areas

  • H01L33/30 (containing only elements of Group III and Group V of the Periodic Table): 5 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
  • H01L2933/0016 (SEMICONDUCTOR DEVICES NOT COVERED BY CLASS): 2 patents
  • H01L33/40 (Materials therefor): 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
  • H01L33/42 (Transparent materials): 1 patents
  • H01L33/10 (with a light reflecting structure, e.g. semiconductor Bragg reflector): 1 patents
  • H01L33/385 ({the electrode extending at least partially onto a side surface of the semiconductor body}): 1 patents
  • H01L33/145 ({with a current-blocking structure}): 1 patents
  • H01L33/0062 ({for devices with an active region comprising only III-V compounds}): 1 patents

Companies

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List of Companies

  • TIANJIN SANAN OPTOELECTRONICS CO., LTD.: 7 patents

Collaborators

Subcategories

This category has the following 11 subcategories, out of 11 total.

C

D

H

J

W

Y