Ann Arbor, MI, United States of America

Tien Hsiung Lee

This inventor holds 1 USPTO granted patent. Top assignee: Trw Limited. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tien Hsiung Lee. Retrieved from https://idiyas.com/inventor/tien-hsiung-lee

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 2003

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1 patent (USPTO):Explore Patents

Title: Tien Hsiung Lee: Innovator in Occupant Restraint Technology

Introduction

Tien Hsiung Lee is a notable inventor based in Ann Arbor, MI (US). He has made significant contributions to the field of occupant restraint systems, particularly through his innovative patent.

Latest Patents

His most recent patent is titled "Method and apparatus for controlling an actuatable restraint device using a velocity/displacement based safing function with immunity box." This invention involves an apparatus and method for controlling an actuatable occupant restraint device that features multiple actuatable stages. The apparatus includes a crash sensor that detects crash acceleration and provides a corresponding crash acceleration signal. A controller determines both a velocity value and a displacement value from this crash acceleration signal. The safing function is designed to control the enabling and disabling of a deployment control circuit based on the determined velocity and displacement values. The invention introduces an immunity box defined by a displacement-based velocity threshold and a displacement threshold value. If the velocity and displacement values fall within this immunity box, the safing function remains disabled. Conversely, if either value exceeds the immunity box, the safing function is enabled. Additionally, a side impact sensor and side impact crash event circuit are included to assess whether a side impact crash event is occurring, allowing for adjustments to the threshold values of the immunity box.

Career Highlights

Tien Hsiung Lee is associated with TRW Limited, where he has been instrumental in advancing safety technologies in vehicles. His work has contributed to enhancing the effectiveness of occupant restraint systems, ensuring better protection for passengers during collisions.

Collaborations

He has collaborated with notable colleagues, including Huahn Fern Yeh and Chek-Peng Foo, who have also contributed to advancements in automotive safety technologies.

Conclusion

Tien Hsiung Lee's innovative work in occupant restraint technology exemplifies the importance of safety in automotive design. His contributions continue to influence the development of more effective safety systems for vehicles.

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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