Hitachinaka, Japan

Yoshihiko Akagi

This inventor holds 31 USPTO granted patents and 5 published patent applications and 11 EPO patents, primarily in Internal Combustion Engine Control. Top assignees: Hitachi Automotive Systems, Ltd., Hitachi Astemo Ltd., Hitachi, Ltd.. Active years: 1997-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihiko Akagi. Retrieved from https://idiyas.com/inventor/yoshihiko-akagi

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

USPTO Granted Patents = 31 

% Patents Active = 93.5

 

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 53(Granted Patents)


Location History:

  • Mito, JP (1998)
  • Ibaraki, JP (2019 - 2021)
  • Hitachinaka, JP (1997 - 2024)

Company Filing History:


Years Active: 1997-2026

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Areas of Expertise:
Hydraulic Control Valve
Internal Combustion Engine
Throttle Valve Control
Signal Processing
Knocking Detection
Fuel Injection Control
Onboard Control Device
Thermal Air Flowmeter
Control Apparatus
Engine Control Unit
Vehicle Generator Control
Output Correcting Means
31 patents (USPTO):Explore Patents

Title: The Innovative Journey of Inventor Yoshihiko Akagi

Introduction

Yoshihiko Akagi, a prolific inventor hailing from Hitachinaka, JP, has made significant contributions to the field of internal combustion engine control devices. With a total of 25 patents under his belt, Akagi continues to revolutionize the automotive industry with his cutting-edge innovations.

Latest Patents

Among his latest patents is the Internal Combustion Engine Control Device, a groundbreaking invention that allows for the accurate correction of EGR gas flow rates. This device comprises moisture amount calculation units, a dew condensation calculation unit, and an EGR correction unit, enabling precise adjustments based on dew condensation generation amounts.

Another notable patent by Akagi is the Signal Processing Device and Engine Control Device, designed to streamline parameter setting processes and reduce the workload of operators dealing with complex filter controls. By incorporating various filters with individual codes and a CPU for intelligent selection based on engine states, this device optimizes sensor signal processing in vehicles.

Career Highlights

Yoshihiko Akagi has left an indelible mark on renowned companies such as Hitachi Automotive Systems, Ltd., and Hitachi Astemo Ltd. His expertise and innovative spirit have propelled these organizations to new heights in automotive technology and engineering advancements.

Collaborations

Throughout his career, Akagi has collaborated with esteemed colleagues such as Kazuhiro Oryoji and Shinya Matohara. Together, they have worked tirelessly to push the boundaries of internal combustion engine technologies and signal processing innovations.

Conclusion

In conclusion, Yoshihiko Akagi's inventive prowess and dedication to engineering excellence have solidified his reputation as a trailblazer in the automotive industry. His patents and collaborations continue to shape the future of vehicle control systems, signaling a bright and innovative path ahead.

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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