Tokyo, Japan

Tadahide Sawamura

This inventor holds 5 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 1988-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadahide Sawamura. Retrieved from https://idiyas.com/inventor/tadahide-sawamura

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 5

Forward Citations = 96(Granted Patents)


Location History:

  • Tokyo, JP (1988 - 1991)
  • Machida, JP (1997)

Company Filing History:


Years Active: 1988-1997

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5 patents (USPTO):Explore Patents

Title: The Innovations of Tadahide Sawamura

Introduction

Tadahide Sawamura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of image forming technology. With a total of 5 patents to his name, Sawamura continues to push the boundaries of innovation in his industry.

Latest Patents

One of his latest patents is an image forming apparatus and its control system having a single device. This innovative apparatus features a single driving source that moves both a charging roller and a transfer roller in relation to a photoreceptor. The design allows for various states of the charging member and transfer member, enhancing the functionality of the image forming apparatus. Another notable patent is a color adjustment apparatus for a color copying machine. This apparatus includes a color chart that visually represents real colors and a touch-key for inputting color adjustment data, making it easier for users to achieve desired color outputs.

Career Highlights

Sawamura is currently employed at Ricoh Company, Ltd., where he applies his expertise in developing advanced imaging solutions. His work has been instrumental in improving the efficiency and effectiveness of color reproduction technologies.

Collaborations

Throughout his career, Sawamura has collaborated with notable colleagues such as Nobuo Kasahara and Yoko Nakamura. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Tadahide Sawamura's contributions to the field of image forming technology are noteworthy. His innovative patents and collaborative efforts continue to influence advancements in the industry.

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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