Kanagawa, Japan

Kotaro Chiba

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Nissan Motor Corp.. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kotaro Chiba. Retrieved from https://idiyas.com/inventor/kotaro-chiba-wz2ceieg

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 = 3.7

ph-index = 1


Company Filing History:


Years Active: 2026

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2 patents (USPTO):Explore Patents

Title: Kotaro Chiba: Vehicle Safety and Monitoring Inventions.

Introduction

Kotaro Chiba is an inventor based in Kanagawa, Japan, whose patent work focuses on vehicle monitoring and passenger safety. He is associated with Nissan Motor Corporation and has 2 patents.

Latest Patents

Chiba’s listed patents address cargo monitoring and lost-article prevention in vehicles.

“Cargo compartment monitoring device and cargo compartment monitoring method” describes a system that records information about cargo, including its position, and associates newly loaded cargo with a user boarding the vehicle. The system checks whether cargo information has been updated and whether the vehicle has reached the user’s destination. If the information has not been updated by arrival, it issues an alert.

“Lost article prevention device, lost article prevention program, and lost article prevention method” describes a system that uses a cabin sensor and passenger alighting-point information to determine whether a vehicle has reached a passenger’s stop and whether the passenger has left an article behind. The system releases the door’s closed state when no lost article is detected and maintains it when an article is detected.

Career Highlights

Chiba’s patent contributions reflect an emphasis on practical vehicle technologies. His inventions use sensors, communication, and alerts to help monitor cargo and reduce the risk of passengers leaving belongings behind.

Collaborations

Chiba’s listed coworkers include Tatsuomi Nakayama and Takehiro Miyoshi. His work is associated with Nissan Motor Corporation.

Conclusion

Kotaro Chiba’s patents focus on vehicle-based cargo tracking and lost-article prevention, applying monitoring systems to support safer and more attentive passenger journeys.

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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