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For the Inventor, By the Inventor

Tianjin, China

Weidong Liu

This inventor holds 19 USPTO granted patents and 2 published patent applications, primarily in Crash Test Dummies. Top assignees: China Automotive Technology and Research Center Co. Ltd, Catarc Automotive Test Center (Tianjin) Co., Ltd, Chinese Academy of Sciences. Active years: 2019-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Weidong Liu. Retrieved from https://idiyas.com/inventor/weidong-liu-nc1k0b1r

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

Calculating rank
USPTO Granted Patents = 19 

% Patents Active = 94.7

Average Co-Inventor Count = 7.7

ph-index = 1


Company Filing History:

goldMedal18 out of 35 
 
China Automotive Technology and Research Center Co. Ltd
 patents
silverMedal17 out of 27 
 
Catarc Automotive Test Center (Tianjin) Co., Ltd
 patents
bronzeMedal1 out of 3,364 
 
Chinese Academy of Sciences
 patents
where one patent can have more than one assignee

Years Active: 2019-2025

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Areas of Expertise:
Crash Test Dummies
Safety Belt Load
Dummy Head Injury
Chest Compression
Deformation Measurement
Impact Test
Motion Response
Performance Testing
Vehicle Collision
Dummy Calibration
Skull Model
Simulated Muscles
19 patents (USPTO):Explore Patents
1. 12400051 - Method for manufacturing seat for measuring standard driving posture of human body (2025-08-26),
2. 12305972 - Method for measuring deformation of dummy rib (2025-05-20),
3. 12285921 - Skin manufacturing post-treatment method for automobile collision dummy (2025-04-29),
4. 12269227 - Skin manufacturing post-treatment device for automobile collision dummy (2025-04-08),
5. 12247895 - Method for predicting dummy head injury during automobile collision (2025-03-11),
6. 12140418 - Tool and method for measuring parallelism and coaxiality of rotating shafts of shoulder joints of crash dummy (2024-11-12),
7. 12066288 - Tool and method for measuring perpendicularity and angle of femur of vehicle crash dummy (2024-08-20),
8. 12062299 - Method and system for measuring relationship between crash dummy chest compression and safety belt load (2024-08-13),
9. 12055460 - Tool and method for measuring parallelism and angle of shank skeleton of vehicle crash dummy (2024-08-06),
10. 12002378 - Method and device for calibrating chest of vehicle crash dummy (2024-06-04),
11. 11996009 - Method and device for impact test on lower abdomen of vehicle crash test dummy (2024-05-28),
12. 11996008 - Method, device, and medium for determining peak position of lower extremity injury in a crash test dummy (2024-05-28),
13. 11994449 - Method, medium, and device for testing lumbar spine performance of a crash test dummy (2024-05-28),
14. 11735065 - Method for building vehicle crash dummy skull model (2023-08-22),
15. 11697228 - Method of filling simulated muscles for limb of crash test dummy for automobile (2023-07-11),

Title: Weidong Liu: Innovator in Automotive Technology

Introduction

Weidong Liu is a prominent inventor based in Tianjin, China, known for his significant contributions to automotive technology. With a total of 19 patents to his name, Liu has developed innovative methods that enhance the accuracy and efficiency of automotive testing and manufacturing processes.

Latest Patents

One of Liu's latest patents is a method for manufacturing a seat for measuring the standard driving posture of the human body. This method involves performing three-dimensional scanning on an auxiliary device to acquire a first point cloud data set. It includes constructing multiple seat curves based on various displacement data sets and processing these curves to obtain a second point cloud data set. The resulting rigid seat model facilitates accurate positioning of a dummy in a standard driving posture, addressing issues related to the deformation of the seat surface during measurements.

Another notable patent is a method for measuring the deformation of a dummy rib. This method utilizes multiple laser device groups that slide along corresponding curve segments to obtain deformation data at specific sampling points. By controlling a laser range finder to emit a laser beam, the method ensures high accuracy and low operational costs, making it a valuable tool in automotive testing.

Career Highlights

Weidong Liu has worked with several esteemed organizations, including the China Automotive Technology and Research Center Co., Ltd. and the Catarc Automotive Test Center (Tianjin) Co., Ltd. His experience in these institutions has allowed him to refine his skills and contribute to advancements in automotive technology.

Collaborations

Throughout his career, Liu has collaborated with notable colleagues, including Zhixin Liu and Kai Wang. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Weidong Liu's innovative work in automotive technology has led to significant advancements in the field. His patents reflect a commitment to improving measurement accuracy and manufacturing processes, making him a key figure 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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