Kanagawa, Japan

Shin Kayahara

This inventor holds 38 USPTO granted patents and 1 published patent application and 2 EPO patents, primarily in Image Formation Technology. Top assignee: Ricoh Company, Ltd.. Active years: 2000-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shin Kayahara. Retrieved from https://idiyas.com/inventor/shin-kayahara

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 38 

% Patents Active = 28.9

 

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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Areas of Expertise:
Image Forming Apparatus
Electrophotographic Method
Transfer-Fixing Device
Toner Control
Intermediate Image Transfer
Cleaning Device
Image Quality Enhancement
Developer Passage Control
Charging Process
Toner Deposit Detection
Image Transfer Device
Image Formation Technology
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.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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