Zhejiang, China

Liu Huazhao

This inventor holds 3 USPTO granted patents and 4 published patent applications and 4 EPO patents. Top assignees: Danfoss A/s, Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd.. Active years: 2015-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Liu Huazhao. Retrieved from https://idiyas.com/inventor/liu-huazhao

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

USPTO Granted Patents = 3 

% Patents Active = 66.7

 

Average Co-Inventor Count = 2.8

ph-index = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 2015-2016

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3 patents (USPTO):Explore Patents

Title: Innovations of Liu Huazhao in Heat Exchanger Technology

Introduction

Liu Huazhao is a notable inventor based in Zhejiang, China, recognized for his contributions to heat exchanger technology. With a total of three patents to his name, Liu has made significant advancements in the field, particularly in the design and functionality of refrigerant distributors and heat exchangers.

Latest Patents

Liu's latest patents include a refrigerant distributor for heat exchangers and a multi-channel heat exchanger with improved uniformity of refrigerant fluid distribution. The refrigerant distributor is designed to alleviate the layering of refrigerant flowing in a distributing pipe, ensuring a more uniform mixture of vapor-liquid refrigerant. This is achieved through a pipe that features a channel with a reduced cross-section area.

The multi-channel heat exchanger patent describes a micro-channel heat exchanger that connects an inlet manifold to an outlet manifold through a series of parallel tubes. The innovative design includes a distributor tube with non-circular openings that facilitate efficient refrigerant flow into the micro-channels. These openings are strategically arranged to optimize the direction of refrigerant flow, enhancing the overall performance of the heat exchanger.

Career Highlights

Liu has worked with prominent companies in the industry, including Sanhua Micro Channel Heat Exchanger Co., Ltd. and Danfoss A/S. His experience in these organizations has contributed to his expertise in heat exchanger technology and innovation.

Collaborations

Liu has collaborated with several professionals in his field, including Lin-Jie Huang and Wang Feng, who have contributed to his projects and innovations.

Conclusion

Liu Huazhao's work in heat exchanger technology showcases his innovative spirit and dedication to improving refrigerant distribution systems. His patents reflect a commitment to enhancing efficiency and performance in the industry.

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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