Tokyo, Japan

Keigo Yamada

This inventor holds 7 USPTO granted patents and 3 published patent applications. Top assignee: Subaru Corporation. Active years: 2022-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keigo Yamada. Retrieved from https://idiyas.com/inventor/keigo-yamada-7q45h4ug

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

Calculating rank
USPTO Granted Patents = 7 

% Patents Active = 71.4

Average Co-Inventor Count = 5.3

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2022-2026

Loading Chart...
7 patents (USPTO):Explore Patents

Title: Keigo Yamada: Innovator in Electric Vehicle Technology

Introduction

Keigo Yamada is a prominent inventor based in Tokyo, Japan, known for his contributions to electric vehicle technology. With a total of 7 patents to his name, Yamada has made significant strides in enhancing the performance and efficiency of electric vehicles.

Latest Patents

Yamada's latest patents include a drive control apparatus for electric vehicles and a power distribution apparatus for electric vehicles. The drive control apparatus features a controller that manages the engine, traveling motor, transmission, and output clutch. This innovative system estimates the rotation angle of the motor and adjusts its control based on the estimated angle, ensuring optimal performance even when the rotation angle sensor is in an abnormal state. The power distribution apparatus is designed to effectively distribute power from an electric motor to both front and rear wheels. It includes a power distribution mechanism that can adjust the power distribution ratio during various driving conditions, enhancing the vehicle's efficiency and performance.

Career Highlights

Keigo Yamada is currently employed at Subaru Corporation, where he continues to develop cutting-edge technologies for electric vehicles. His work has been instrumental in advancing the capabilities of electric vehicles, making them more reliable and efficient.

Collaborations

Yamada collaborates with talented colleagues such as Naoto Chiba and Atsushi Doki, contributing to a dynamic team focused on innovation in the automotive industry.

Conclusion

Keigo Yamada's contributions to electric vehicle technology through his patents and work at Subaru Corporation highlight his role as a key innovator in the field. His advancements are paving the way for a more sustainable future in transportation.

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]
Loading…