Osaka, Japan

Takeshi Hachikawa

This inventor holds 1 USPTO granted patent and 4 published patent applications. Top assignee: Sumitomo Electric Industries, Limited. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Hachikawa. Retrieved from https://idiyas.com/inventor/takeshi-hachikawa

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2026

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1 patent (USPTO):Explore Patents

Title: The Innovations of Takeshi Hachikawa

Introduction

Takeshi Hachikawa is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of state estimation technology. His work is particularly relevant in applications involving vehicles and worker safety.

Latest Patents

Takeshi Hachikawa holds a patent for a state estimation apparatus, state estimation method, non-transitory computer-readable storage medium storing a computer program, and a state estimation system. This innovative apparatus includes a first acquisition unit that acquires measurement results from a sensor mounted in a vehicle. The second acquisition unit collects data from a sensor carried by the worker, allowing for a comprehensive estimation of the worker's state related to their tasks.

Career Highlights

Hachikawa is currently employed at Sumitomo Electric Industries, Limited, where he continues to develop cutting-edge technologies. His work focuses on enhancing the safety and efficiency of workers in various environments.

Collaborations

Some of his notable coworkers include Shigeki Nishimura and Norio Korekawa. Their collaborative efforts contribute to the advancement of innovative solutions in their field.

Conclusion

Takeshi Hachikawa's contributions to state estimation technology exemplify the importance of innovation in enhancing worker safety and efficiency. His patent reflects a commitment to improving the interaction between technology and human performance.

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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