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For the Inventor, By the Inventor

Shenzhen, China

Zhengbiao Ouyang


USPTO Granted Patents = 2

% Expired Patents = 100.0

Forward Citations = 5

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2 inventors (with patents filed for the assignee):

goldMedal Zhengbiao Ouyang (2 out of 40 patents)

silverMedal Guohua Wen (2 out of 5 patents)


2 patents:

1. 9971227 - TM optical switch based on slab photonic crystals with high degree of polarization and large extinction ratio (2018-05-15),
2. 9904010 - Polarization independent optical switch with high extinction ratio based on slab photonic crystals (2018-02-27),
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USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#2,028 in Shenzhen

#11,632 in China

Shenzhen, CN
Shenzhen, China

Zhengbiao Ouyang

Forward Citations = 5

2 inventors:

goldMedal Zhengbiao Ouyang (2 out of 40 patents)

silverMedal Guohua Wen (2 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zhengbiao Ouyang. Retrieved from https://idiyas.com/company/zhengbiao-ouyang

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

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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