Shiojiri, Japan

Kesatoshi Takeuchi

This inventor holds 145 USPTO granted patents and 17 published patent applications and 4 EPO patents, primarily in Electromechanical Devices (CPC class 345127). Top assignees: Seiko Epson Corporation, Other. Active years: 1990-2021.

USPTO Granted Patents = 145 

% Patents Active = 29.7

 

Average Co-Inventor Count = 1.2

ph-index = 16

Forward Citations = 983(Granted Patents)

Forward Citations (Not Self Cited) = 905(Dec 10, 2025)


Inventors with similar research interests:


    Location History:

    • Tokyo-to, JP (1995 - 1996)
    • Shinjuku, JP (1996)
    • Shiozimi, JP (2003)
    • Nagano-ken, JP (2006)
    • Shiogiri, JP (2005 - 2008)
    • Suwa, JP (1990 - 2012)
    • Shioziri, JP (2006 - 2012)
    • Shiojiri, JP (2001 - 2014)
    • Nagano, JP (2003 - 2021)

    Company Filing History:

    goldMedal143 out of 34,195 
     
    Seiko Epson Corporation
     patents
    silverMedal3 out of 834,350 
    Other
     patents
    where one patent can have more than one assignee

    Years Active: 1990-2021

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    Areas of Expertise:
    Electromechanical Device
    Brushless Motor
    PWM Control Circuit
    Robotics
    Coreless Electric Machine
    Linear Motor
    Drive Control Circuit
    Energy Converter
    Pressure Detection
    Robot
    Motor Control Method
    145 patents (USPTO):Explore Patents

    Title: Kesatoshi Takeuchi - Innovator Extraordinaire with 145 Patents

    Introduction:

    Kesatoshi Takeuchi, a resident of Shiojiri, Japan, is a highly accomplished innovator with a staggering 145 patents to his name. Through his groundbreaking inventions, Takeuchi has revolutionized the field of coreless electric machines with magnet coils. In this article, we will delve into some of his latest patents, career highlights, and collaborations.

    Latest Patents:

    Takeuchi's recent inventions include two coreless electric machine designs that utilize magnet coils with unique shapes and configurations. The first patent involves a coil assembly of a stator, where the air core region of each magnet coil contains effective coil parts of different magnet coils. The magnet coils are made of non-insulated conductive wires and possess an outer shape in a divided ring-like form.

    The second patent showcases magnet coils with a trapezoidal shape and an angle of less than 90 degrees. The design features concentric winding coils with an air core, including upper base parts, lower base parts, and two leg parts. The upper base parts of one magnet coil are housed in the air core region of a different magnet coil, establishing a unique alignment without overlapping in a radial direction.

    Career Highlights:

    Throughout his illustrious career, Takeuchi has worked with prestigious companies like Seiko Epson Corporation, contributing his expertise to cutting-edge projects. His valuable insights and groundbreaking ideas have played a pivotal role in pushing the boundaries of invention and innovation.

    Collaborations:

    Collaboration has been a key aspect of Takeuchi's journey. He has had the privilege of working alongside talented individuals in the industry, including Kazuyoshi Nakamura and Takahiro Sagawa. Their combined efforts have resulted in numerous successful projects and contributed to the advancement of coreless electric machines.

    Conclusion:

    Kesatoshi Takeuchi's extraordinary accomplishments in the field of innovations and patents, particularly in the realm of coreless electric machines with magnet coils, have solidified his position as a leading innovator. With an extensive portfolio of 145 patents and a commendable career history, Takeuchi continues to inspire fellow inventors and researchers with his groundbreaking ideas. His collaborative spirit and relentless pursuit of excellence have undoubtedly left a lasting impact on the world of technological advancements.

    This text is generated by artificial intelligence and may not be accurate.
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