TOKYO, Japan

Kei Hirohata

This inventor holds 1 USPTO granted patent and 8 published patent applications. Top assignee: Honda Motor Ltd., Ltd.. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kei Hirohata. Retrieved from https://idiyas.com/inventor/kei-hirohata

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 

Average Co-Inventor Count = 1.0

ph-index = 1


Company Filing History:


Years Active: 2026

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1 patent (USPTO):Explore Patents

Title: Kei Hirohata: Inventor of an Electric Vehicle Suitability Simulation Device.

Introduction

Kei Hirohata is an inventor based in Tokyo, Japan, associated with Honda Motor Co., Ltd. His patent work includes a simulation device designed to assess a user’s suitability for an electric vehicle based on driving history.

Latest Patents

Hirohata is named on 1 patent: “Simulation Device for Determining Electric Vehicle Suitability.” The invention acquires travel-history information from an internal-combustion-engine vehicle and compares measurements across multiple travel-related items with stored reference values for electric-vehicle suitability. A determination unit evaluates the results, and an output unit presents the assessment through the user’s information terminal.

Career Highlights

Hirohata’s listed patent reflects work on using vehicle travel data to inform electric-vehicle suitability assessments. The approach connects driving-history measurements with an individualized output for the user.

Collaborations

Hiroaki Maruyama and Jun Ohashi are identified as Hirohata’s coworkers.

Conclusion

Kei Hirohata’s patent describes a data-driven method for assessing electric-vehicle suitability, linking driving history, reference values, and user-facing results.

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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