Yokohama, Japan

Tsutomu Kukimoto


Average Co-Inventor Count = 4.8

ph-index = 18

Forward Citations = 693(Granted Patents)


Location History:

  • Kawasaki, JP (1992)
  • Kanagawa, JP (1993)
  • Tokyo, JP (1988 - 1996)
  • Yokohma, JP (1999)
  • Yokohama, JP (1993 - 2003)
  • Kanagawa-ken, JP (2003)

Company Filing History:


Years Active: 1988-2003

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45 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Tsutomu Kukimoto in the Field of Toner Technology

Introduction: Tsutomu Kukimoto is a renowned inventor based in Yokohama, Japan, recognized for his significant contributions to the development of advanced toner technologies. With an impressive portfolio of 45 patents, Kukimoto has made notable advancements that enhance the efficiency and effectiveness of imaging processes.

Latest Patents: Among Tsutomu Kukimoto's latest inventions are his patents for a dry toner, a dry toner production process, and an image forming method. The dry toner comprises toner particles that feature a combination of a binder resin, a colorant, and a wax component, along with an external additive. Notably, the binder resin incorporates components derived from monomers such as butadiene, isoprene, and chloroprene. The toner is characterized by a main glass transition temperature (Tg) ranging from 40°C to 70°C and specific relationships pertaining to surface areas measured under varying conditions, ensuring optimal performance. Furthermore, the toner’s particle diameter and circularity metrics showcase its advanced design, making it well-suited for modern imaging applications.

Career Highlights: Tsutomu Kukimoto's professional journey includes a prominent position at Canon Kabushiki Kaisha, where he has been pivotal in the innovation of imaging technologies. His expertise in toner formulation and production processes has propelled the company to the forefront of the imaging industry, contributing to enhanced product offerings and technological advancements.

Collaborations: Throughout his career, Kukimoto has collaborated with fellow inventors such as Tsuyoshi Takiguchi and Hiroshi Yusa. These partnerships have enriched his research and development efforts, leading to breakthroughs in toner technology and further establishing Canon's reputation as a leader in imaging solutions.

Conclusion: Tsutomu Kukimoto's innovative spirit and dedication to advancing toner technology have made a lasting impact on the imaging industry. His extensive patent portfolio and collaboration with fellow experts underscore his significant role in fostering innovation within Canon Kabushiki Kaisha. As technology continues to evolve, Kukimoto's contributions will undoubtedly serve as a foundation for future advancements in imaging and toner technologies.

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