Tianjin, China

Dongmei Cao

This inventor holds 1 USPTO granted patent and 3 published patent applications. Top assignee: Tianjin Sanan Optoelectronics Co., Ltd.. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dongmei Cao. Retrieved from https://idiyas.com/inventor/dongmei-cao-loe6a8w1

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 1 

Average Co-Inventor Count = 1.0

ph-index = 1


Company Filing History:


Years Active: 2026

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Dongmei Cao

Introduction

Dongmei Cao is a prominent inventor based in Tianjin, China. She has made significant contributions to the field of optoelectronics, particularly through her innovative patent related to light-emitting devices. Her work exemplifies the intersection of technology and creativity, showcasing her dedication to advancing the industry.

Latest Patents

Dongmei Cao holds a patent for a light-emitting device and light-emitting apparatus. This invention includes a semiconductor epitaxial structure featuring a first surface and a second surface opposite to the first surface. The structure comprises a first type semiconductor layer, an active layer, and a second type semiconductor layer, which are sequentially arranged in the thickness direction. An ohmic contact layer is placed on the second surface, while a light-transmissive dielectric layer, which contains multiple through holes, is positioned on the ohmic contact layer. Additionally, a reflection layer is integrated with the light-transmissive dielectric layer to ensure electrical connectivity with the ohmic contact layer.

Career Highlights

Dongmei Cao is currently employed at Tianjin Sanan Optoelectronics Co., Ltd., where she continues to push the boundaries of optoelectronic technology. Her work has garnered attention for its innovative approach and practical applications in the industry.

Collaborations

Dongmei collaborates with talented coworkers, including Cheng Meng and Weihuan Li, who contribute to her projects and enhance the creative process within their team.

Conclusion

Dongmei Cao's contributions to the field of optoelectronics through her patent and work at Tianjin Sanan Optoelectronics Co., Ltd. highlight her role as a leading inventor in the industry. Her innovative spirit and collaborative efforts continue to inspire advancements in technology.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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