Kanagawa, Japan

Shin Kayahara

USPTO Granted Patents = 38 


Average Co-Inventor Count = 4.5

ph-index = 13

Forward Citations = 436(Granted Patents)


Location History:

  • Urayasu, JP (2000 - 2007)
  • Chiba, JP (2001 - 2009)
  • Yokohama, JP (2004 - 2011)
  • Kamakura, JP (2012 - 2013)
  • Kamaukura, JP (2013)
  • Kanagawa, JP (2004 - 2015)

Company Filing History:


Years Active: 2000-2015

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38 patents (USPTO):Explore Patents

Title: Innovations by Shin Kayahara: Pioneering Developments in Image Forming Technologies

Introduction: Shin Kayahara, a distinguished inventor based in Kanagawa, Japan, has made significant contributions to the field of image forming technology. With an impressive portfolio of 38 patents, Kayahara has established himself as a key innovator in developing advanced apparatuses that enhance the efficiency and quality of image production.

Latest Patents: Among his notable inventions, two stand out for their innovative approaches to image forming. The first is an image forming apparatus that incorporates a latent image carrier, a latent image writer, and a sophisticated developing unit. This system utilizes a voltage application method to generate electric fields that facilitate the transfer of toner from the toner carrier to the latent image carrier, effectively creating a high-quality toner image. The second patent outlines an electrophotographic image forming method and apparatus featuring a cover film supplying device. This design ensures that a cover film is applied over the latent image bearing member prior to the development stage, allowing for the seamless transfer of toner images onto the cover film before it is separated.

Career Highlights: Shin Kayahara is currently employed by Ricoh Company, Ltd., where he continues to develop groundbreaking technologies within image forming systems. His work not only contributes to the field of imaging but also enhances the operational capabilities of Ricoh’s solutions in the market.

Collaborations: Throughout his career, Kayahara has collaborated with esteemed colleagues, including Takashi Seto and Hiromitsu Takagaki. Their combined expertise has facilitated innovative approaches to problem-solving and has furthered advancements within the company's product offerings.

Conclusion: As an inventor with a formidable portfolio, Shin Kayahara represents the forefront of technological advancement in image forming apparatuses. His recent patents illustrate a commitment to innovation, pushing the boundaries of what is possible in imaging technologies. Through collaborations and a dedicated career at Ricoh Company, Ltd., Kayahara continues to inspire future developments in the field.

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