Kanagawa, Japan

Kenji Tomizawa

USPTO Granted Patents = 26 


Average Co-Inventor Count = 2.2

ph-index = 9

Forward Citations = 246(Granted Patents)


Location History:

  • Kanawaga, JP (1999)
  • Shibayama-machi, JP (2003 - 2009)
  • Chiyoda-ku, JP (2017)
  • Tokyo, JP (2007 - 2022)
  • Kanagawa, JP (1997 - 2023)

Company Filing History:


Years Active: 1997-2023

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26 patents (USPTO):Explore Patents

Title: The Innovative Mind of Kenji Tomizawa: A Pioneer in Patent Development

Introduction: Kenji Tomizawa, located in Kanagawa, Japan, is a prominent inventor with a remarkable portfolio of 26 patents. His contributions to technology showcase a mix of creativity and practical application, making significant advancements in various fields. Tomizawa's work is particularly notable in areas such as image forming apparatuses and paper handling solutions.

Latest Patents: Among his latest innovations, Tomizawa has developed a sophisticated paper feeder that includes a processor managing the lowering and rising of a paper feed tray. This system is designed to accommodate paper replenishment efficiently, controlling the lowering amount based on the number of sheets to be replenished. Additionally, he has created an innovative door opening and closing apparatus that expands storage space in a main body. This apparatus utilizes at least two hinges and a connecting bar to allow the door to move in a unique, parallel manner between closed and open positions, enhancing space management within a design.

Career Highlights: Tomizawa's career has been marked by his affiliation with notable companies such as Sony Corporation and Sugatsune Kogyo Co., Ltd. His work at these organizations not only bolstered his invention credentials but also facilitated the implementation of his designs in real-world applications.

Collaborations: Throughout his career, Tomizawa has collaborated with esteemed colleagues such as Ichiro Sakamoto and Shuichi Nagano. These partnerships have been instrumental in fostering innovation and advancing technology in their respective fields.

Conclusion: Kenji Tomizawa's contributions to invention and patent development reflect his commitment to enhancing technology through innovative solutions. His evolving portfolio of patents stands as a testament to his ability to blend creativity with functionality, positioning him as a significant figure in the realm of modern inventors.

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