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For the Inventor, By the Inventor

Tokyo, Japan

Takao Akiyama

This inventor holds 38 USPTO granted patents and 1 published patent application, primarily in Dynamometer Systems. Top assignees: Meidensha Corporation, Kabushiki Kaisha Meidensha, Seiko Instruments Inc. Active years: 1994-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takao Akiyama. Retrieved from https://idiyas.com/inventor/takao-akiyama

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

USPTO Granted Patents = 38 

% Patents Active = 94.7

Average Co-Inventor Count = 1.5

ph-index = 8

Forward Citations = 229(Granted Patents)


Location History:

  • Chiba, JP (2001)
  • Takasaki, JP (2011 - 2017)
  • Tokyo, JP (1994 - 2024)

Company Filing History:

goldMedal31 out of 312 
 
Meidensha Corporation
 patents
silverMedal2 out of 246 
 
Kabushiki Kaisha Meidensha
 patents
bronzeMedal2 out of 2,903 
 
Seiko Instruments Inc
 patents
4. 2 out of 38,912 
 
Toyota Jidosha Kabushiki Kaisha
 patents
5. 1 out of 156 
 
Chiba University
 patents
6. 1 out of 1 
 
Medensha Corporation
 patent
7. 1 out of 36,684 
 
Nec Corporation
 patents
where one patent can have more than one assignee

Years Active: 1994-2024

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Areas of Expertise:
Dynamometer Control Device
Torque Command Generation
Testing System
Drivetrain Testing
Mechanical Characteristics
Engine Testing
Shaft Torque Controller
Resonance Suppression
Motor Drive System
Signal Waveform Analysis
Engine Bench System
Test Piece Characteristic
38 patents (USPTO):Explore Patents
1. 11879807 - System identification method, system identification device, and program (2024-01-23),
2. 11733671 - Testing system having a control device (2023-08-22),
3. 11441971 - Testing system (2022-09-13),
4. 11371912 - Mechanical characteristics estimation method and mechanical characteristics estimation device of test system (2022-06-28),
5. 11313762 - Dynamometer control device (2022-04-26),
6. 11313761 - Test system (2022-04-26),
7. 11280702 - Tandom motor system (2022-03-22),
8. 11262274 - Method for designing shaft torque controller and feedback controller of test system, and shaft torque controller designed on basis of same design method (2022-03-01),
9. 11150150 - Dynamometer control device (2021-10-19),
10. 11105701 - Dynamometer control device (2021-08-31),
11. 11085851 - Method for calculating estimation value of mechanical characteristic parameter (2021-08-10),
12. 11029233 - Input/output characteristic estimation method for drivetrain testing system (2021-06-08),
13. 10948383 - Method for controlling engine bench system (2021-03-16),
14. 10942091 - Control device of dynamometer system (2021-03-09),
15. 10895511 - Dynamometer system (2021-01-19),

Title: The Innovations of Inventor Takao Akiyama

Introduction:

Takao Akiyama, a prolific inventor based in Tokyo, Japan, has made significant contributions to the field of system identification and testing systems. With an impressive portfolio of 38 patents, Akiyama continues to push the boundaries of innovation in mechanical engineering.

Latest Patents:

His latest patents showcase his expertise in system identification methods and testing systems. Akiyama's system identification method involves measuring frequency responses in a real system under various disturbances, calculating frequency responses in mechanical models, and determining evaluation functions to optimize system performance. Additionally, his testing system control device includes resonance suppression controllers and a specimen characteristic acquisition unit to enhance testing accuracy.

Career Highlights:

Akiyama has lent his talents to esteemed companies such as Meidensha Corporation and Toyota Jidosha Kabushiki Kaisha, where he has undoubtedly left a lasting impact on their R&D departments. Through his innovative approach to engineering challenges, Akiyama has solidified his reputation as a visionary inventor in the industry.

Collaborations:

Throughout his career, Akiyama has collaborated with talented individuals such as Yoshimasa Sawada and Masayasu Kanke. Together, they have worked on cutting-edge projects to develop groundbreaking technologies that have shaped the future of mechanical engineering.

Conclusion:

Inventor Takao Akiyama's dedication to innovation and problem-solving has led to the creation of groundbreaking technologies in system identification and testing systems. With a remarkable 38 patents to his name, Akiyama's contributions to the field continue to inspire future generations of inventors and engineers.

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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