Tokyo, Japan

Atsushi Yokoyama

This inventor holds 60 USPTO granted patents and 9 published patent applications and 19 EPO patents, primarily in Vehicle Control Systems (CPC class B60W). Top assignees: Hitachi, Ltd., Hitachi Automotive Systems, Ltd., Oki Electric Industry Co., Ltd.. Active years: 1999-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Atsushi Yokoyama. Retrieved from https://idiyas.com/inventor/atsushi-yokoyama

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

USPTO Granted Patents = 60 

% Patents Active = 55.0

 

Average Co-Inventor Count = 3.1

ph-index = 10

Forward Citations = 371(Granted Patents)

Forward Citations (Not Self Cited) = 355(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Minato-ku, JP (1999)
  • Minato-ku, Tokyo, JP (2002)
  • Niihari, JP (2003)
  • Ibaraki, JP (2004)
  • Chiyoda, JP (2002 - 2007)
  • Matsudo, JP (2007)
  • Saitama, JP (2004 - 2009)
  • Chiyoda-ku, JP (2009)
  • Yamato, JP (2008 - 2010)
  • Hitachinaka, JP (2011 - 2013)
  • Arakawa, JP (2013)
  • Hitachiota, JP (2013 - 2017)
  • Tokyo, JP (2004 - 2021)
  • Yokohama, JP (2004 - 2021)
  • West Bloomfield, MI (US) (2020 - 2021)
  • Farmington Hills, MI (US) (2022)

Company Filing History:


Years Active: 1999-2022

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Areas of Expertise:
Vehicle Control
Motion Control
Collision Avoidance
Sensor Fusion
Electric Drive
Drive Control
Braking Systems
Power Steering
Driving Assistance
Cooling Systems
Torque Generation
Driving Support
60 patents (USPTO):Explore Patents

Title: **Atsushi Yokoyama: Innovator and Patentee in Vehicle Suspension and Composite Manufacturing**

Introduction

Atsushi Yokoyama, a distinguished inventor based in Tokyo, Japan, has made significant contributions to the fields of vehicle suspension technology and composite material manufacturing. With a remarkable portfolio of 58 patents, Yokoyama has demonstrated a commitment to innovation that has greatly impacted industrial applications.

Latest Patents

Yokoyama's recent inventions showcase his ingenuity and technical expertise. His patent on "Controlling damper friction effects in a suspension" describes a vehicle suspension system designed to support a sprung mass. The patented system includes a damper with a movable piston, an actuator, and a controller responsible for calculating the frequency of motion associated with the sprung mass. This invention allows for improved handling by adjusting forces applied to the sprung mass based on the frequency of its motion.

Another notable patent titled "Manufacturing apparatus and manufacturing method for shaft-shaped composite member" focuses on a core metal embedded with attachment surfaces for strings. This invention includes a sophisticated string supply device designed to efficiently arrange and attach strings on the core metal. By incorporating guiding units that aid in the alignment of the core metal, Yokoyama's work enhances the manufacturing process of composite materials.

Career Highlights

Throughout his career, Atsushi Yokoyama has worked with esteemed companies such as Hitachi, Ltd. and Hitachi Automotive Systems, Ltd. His experience in these organizations has contributed greatly to his expertise in technology and innovation, solidifying his reputation as a skilled inventor.

Collaborations

Yokoyama has had the pleasure of collaborating with notable colleagues, including Makoto Yamakado and Takaomi Nishigaito. These partnerships have fostered a dynamic exchange of ideas and innovations, highlighting the collaborative spirit within the field of technology.

Conclusion

Atsushi Yokoyama's impressive array of patents and his collaborations with major companies and fellow inventors underscore his status as a leading innovator in his field. His work is characterized by a commitment to advancing technology, particularly in vehicle suspension systems and composite materials. As he continues to push the boundaries of innovation, Yokoyama's contributions will undoubtedly have lasting impacts on the industry.

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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