Tokyo, Japan

Yutaka Kobayashi

This inventor holds 113 USPTO granted patents and 6 published patent applications and 12 EPO patents, primarily in Laser Processing Technology (CPC class 257903). Top assignees: Hitachi, Ltd., Fujitsu Corporation, Disco Corporation. Active years: 1986-2026.

USPTO Granted Patents = 113 

% Patents Active = 78.8

 

Average Co-Inventor Count = 3.2

ph-index = 18

Forward Citations = 1,375(Granted Patents)

Forward Citations (Not Self Cited) = 1,372(Dec 10, 2025)


Inventors with similar research interests:


    Location History:

    • Kitakatsushika-gun, Saitama-ken, JP (1987)
    • Katsuta-shi, Ibaraki-ken, JP (1991)
    • Hitachi, JP (1986 - 1996)
    • Chiba-ken, JP (2004)
    • Katsuta, JP (1990 - 2005)
    • Chiyoda-ku, JP (2006)
    • Ota-ku, JP (2009 - 2013)
    • Hitachinaka, JP (1997 - 2016)
    • Kawasaki, JP (1999 - 2016)
    • Yokohama, JP (2005 - 2017)
    • Kanagawa, JP (1996 - 2021)
    • Tokyo, JP (1989 - 2023)

    Company Filing History:

    goldMedal63 out of 42,726 
     
    Hitachi, Ltd.
     patents
    silverMedal12 out of 39,371 
     
    Fujitsu Corporation
     patents
    bronzeMedal8 out of 1,659 
     
    Disco Corporation
     patents
    4. 4 out of 13,420 
     
    Nissan Motor Company Limited
     patents
    5. 4 out of 16,454 
     
    Panasonic Corporation
     patents
    6. 3 out of 11,665 
     
    Fuji Xerox Co., Ltd.
     patents
    7. 3 out of 36,676 
     
    Nec Corporation
     patents
    8. 3 out of 47 
     
    Nippon Yakin Kogyo Co., Ltd.
     patents
    9. 2 out of 2,573 
     
    Ebara Corporation
     patents
    10. 2 out of 182 
     
    Hitachi Vlsi Engineering Corp.
     patents
    11. 2 out of 3,781 
     
    Renesas Technology Corp.
     patents
    12. 1 out of 20 
     
    Hitachi Industrial Equipment Systems Co., Ltd.
     patents
    13. 1 out of 22 
     
    Jdc Corporation
     patents
    14. 1 out of 1,078 
     
    Jsr Corporation
     patents
    15. 1 out of 1 
     
    Marukoshi Co., Ltd.
     patent
    16. 1 out of 2,467 
     
    Nec Electronics Corporation
     patents
    17. 1 out of 4,935 
     
    Ntt Docomo, Inc.
     patents
    18. 1 out of 4,008 
     
    Panasonic Intellectual Property Corporation of America
     patents
    19. 1 out of 25,949 
     
    Sharp Kabushiki Kaisha Corporation
     patents
    20. 1 out of 5 
     
    Tokyo Radiator Mfg. Co., Ltd.
     patents
    21. 1 out of 4 
     
    Vlsi Engineering Corporation
     patents
    22. 5 out of 834,453 
    Other
     patents
    where one patent can have more than one assignee

    Years Active: 1986-2026

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    Areas of Expertise:
    Laser Processing
    Water Purification
    Mobile Communication
    Abnormality Diagnosis
    Battery Management
    Motor Control
    Semiconductor Fabrication
    Electricity Storage
    Hybrid Vehicles
    Image Processing
    Power Control
    Substrate Processing
    113 patents (USPTO):Explore Patents

    Title: The Innovations of Yutaka Kobayashi

    Introduction

    Yutaka Kobayashi, an esteemed inventor based in Tokyo, Japan, has made remarkable contributions to the field of technology with an impressive portfolio of 112 patents. His innovative spirit and dedication to advancing engineering solutions have led him to develop groundbreaking inventions that address critical challenges in water purification and laser processing.

    Latest Patents

    Among his latest patents, Kobayashi has developed a water purification apparatus and method utilizing layered double hydroxide. This system effectively removes pollutants from contaminated water, enhancing water treatment processes. The design features a solid-liquid separator that efficiently separates polluted water from solid materials while employing a layered double hydroxide to eliminate contaminants. Another notable patent involves a laser processing apparatus equipped with a calculating section that simplifies the determination of the vertical position of a condensing lens. This innovation adeptly calculates defocus based on the height of a modified layer in a wafer, thereby streamlining the laser processing operation and reducing the time and effort needed for adjustments.

    Career Highlights

    Kobayashi has built a distinguished career, having worked with prominent companies such as Hitachi, Ltd. and Fujitsu Corporation. His tenure at these leading firms has not only honed his skills and expertise but also allowed him to contribute significantly to various technological advancements.

    Collaborations

    Throughout his career, Yutaka Kobayashi has collaborated with talented individuals including Takashi Akioka and Atsushi Hiraishi. These partnerships have facilitated the exchange of ideas and innovations, further enhancing the development of his inventions.

    Conclusion

    Yutaka Kobayashi’s achievements in patents and technological innovations underscore his commitment to solving pressing engineering problems. As he continues to advance the fields of water purification and laser processing, his work will undoubtedly influence future research and development within these critical sectors.

    Profile summary based on public USPTO records.
    Please report any incorrect information to [email protected]
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