Omiya, Japan

Mitsuo Takei

This inventor holds 1 USPTO granted patent. Top assignees: Nippon Kinzoku Co., Ltd., Nsk-Warner Kabushiki Kaisha. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuo Takei. Retrieved from https://idiyas.com/inventor/mitsuo-takei

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 = 4.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Mitsuo Takei

Introduction: Mitsuo Takei, an accomplished inventor from Ohmiya, Japan, is known for his innovative contributions to safety technology in the automotive industry. His ingenuity has led to a patented invention that enhances the functionality and reliability of seat belt mechanisms.

Latest Patents: Mitsuo Takei holds a patent for a "Winding Spring for Seat Belt Winding Apparatus." This unique winding spring is designed to function effectively between an output drum and a take-up drum. Notably, the spring takes on an S-shaped form when stretched, which facilitates enhanced performance. Its natural radius of curvature gradually increases in the normal usage region, ensuring that the winding process operates smoothly. In the surplus use region, the spring features sections where the radius decreases and remains constant, while the free end portion exhibits an increased natural radius of curvature. This design contributes significantly to the overall safety of seat belt systems.

Career Highlights: Mitsuo Takei has made significant strides throughout his career, working for reputable companies such as Nippon Kinzoku Co., Ltd. and NSK-Warner Kabushiki Kaisha. His expertise in mechanical engineering and product design has enabled him to address complex challenges in safety technology, particularly in automotive applications.

Collaborations: Throughout his career, Takei has worked alongside talented colleagues including Toshiyuki Yashiro and Noboru Owatari. Their collaborative efforts have undoubtedly contributed to the innovative advancements seen in automotive safety features.

Conclusion: Mitsuo Takei stands out as a driven inventor with a keen eye for detail and safety. His patent for the winding spring, coupled with his extensive experience, underscores his commitment to developing solutions that protect lives and enhance the functionality of vehicle safety systems. His work continues to inspire future innovations in the automotive 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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