Beijing, China

Ji Ran

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignees: Beihang University, Hangzhou Deti Civil Air Defense Equipment Co., Ltd.. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ji Ran. Retrieved from https://idiyas.com/inventor/ji-ran

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

USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1


Company Filing History:


Years Active: 2023

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1 patent (USPTO):Explore Patents

Title: Ji Ran - Innovator in Impact Isolation Technology

Introduction

Ji Ran is a prominent inventor based in Beijing, China. He is known for his innovative contributions to the field of impact isolation technology. With a focus on creating devices that enhance safety and performance, Ji has made significant strides in his area of expertise.

Latest Patents

Ji Ran holds a patent for a zero-stiffness impact isolation device. This device comprises a shell, a half-hourglass-shaped boss, a sliding block, a spring, a motion guide assembly, and an inner core. The motion guide assembly includes a linear bearing fixed to both the shell and the inner core, along with a corresponding sliding rod. It is divided into a transverse guide assembly and a longitudinal guide assembly. The spring is positioned outside the sliding rod of the transverse motion guide assembly, with both ends of the spring in contact with the sliding block and the inner core. When the device experiences an external impact load, the inner core and the separated object engage in a reciprocating motion. The sliding block is pushed by the half-hourglass-shaped boss to move side to side relative to the inner core, while the spring provides elastic force to the sliding block throughout this process.

Career Highlights

Throughout his career, Ji Ran has worked with notable institutions, including Beihang University and Hangzhou Deti Civil Air Defense Equipment Co., Ltd. His work in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Ji has collaborated with several talented individuals, including Wei Cheng and Li Wang. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Ji Ran's contributions to impact isolation technology exemplify his dedication to innovation and safety. His patent for the zero-stiffness impact isolation device showcases his ability to address complex challenges in engineering. Through his work and collaborations, Ji continues to make a significant impact in his field.

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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