Nagoya, Japan

Tadanobu Chikamoto

This inventor holds 58 USPTO granted patents and 11 EPO patents, primarily in Inkjet Technology (CPC class B65H). Top assignees: Brother Kogyo Kabushiki-Kaisha, Brother Industries, Ltd.. Active years: 2002-2025.


% Patents Active = 87.9

 

Average Co-Inventor Count = 2.0

ph-index = 5

Forward Citations = 136(Granted Patents)

Forward Citations (Not Self Cited) = 131(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Aichi, JP (2007)
  • Nakagawa-ku, JP (2010)
  • Aichi-ken, JP (2010)
  • Nagoya, JP (2002 - 2023)

Company Filing History:


Years Active: 2002-2025

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Areas of Expertise:
Inkjet Technology
Image Recording
Liquid Ejection
Ink-jet Head
Conveying Apparatus
Separation Pieces
Cartridges
Recording Media
Printing Solutions
Tray Unit
Sensor Integration
Protection Assembly
58 patents (USPTO):Explore Patents

Title: Tadanobu Chikamoto: Innovator in Sheet Feeding and Reading Technology

Introduction

Tadanobu Chikamoto is an accomplished inventor based in Nagoya, Japan, with an impressive portfolio that includes 57 patents. His contributions to the fields of sheet feeding devices and reading apparatuses have significantly impacted technology within the industry.

Latest Patents

Chikamoto's recent innovations include a sophisticated sheet feeding device that utilizes a series of movable separation pieces designed to efficiently separate the uppermost sheet from a stack. This device features an accommodating unit with a placement surface, an inclined member for directing the sheets, and a sheet pick-up unit. The unique design allows the separation pieces to move independently, enhancing the device's functionality.

Another of his notable patents is a reading apparatus designed for versatility and efficiency. This device integrates key components such as a platen glass, document cover, and a conveyer, ensuring that documents are accurately fed and captured by the reading sensor. The design includes a linkage assembly enabling coordinated movement between the document supporting member and pressing plate, ensuring optimal performance during operation.

Career Highlights

Throughout his career, Tadanobu Chikamoto has been affiliated with reputable companies, including Brother Kogyo Kabushiki Kaisha and Brother Industries, Ltd. His work at these organizations has facilitated the development of innovative products that push the boundaries of current technology.

Collaborations

Chikamoto has had the opportunity to collaborate with esteemed colleagues, such as Hiroshi Taira and Yoshirou Kita. These partnerships have furthered his research and development efforts, contributing to a dynamic exchange of ideas and expertise within the field.

Conclusion

Tadanobu Chikamoto's extensive patent portfolio and commitment to innovation exemplify his dedication to advancing technology in sheet feeding and reading solutions. His contributions continue to influence the industry, showcasing the impactful role inventors play in transforming ideas into practical applications.

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