Osaka, Japan

Tohru Tsuruhara

This inventor holds 10 USPTO granted patents. Top assignee: Orient Chemical Industries, Ltd.. Active years: 1998-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tohru Tsuruhara. Retrieved from https://idiyas.com/inventor/tohru-tsuruhara

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 = 3

Forward Citations = 31(Granted Patents)


Location History:

  • Kadoma, JP (2002)
  • Osaka, JP (1998 - 2010)

Company Filing History:


Years Active: 1998-2010

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10 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Tohru Tsuruhara

Introduction

Tohru Tsuruhara is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of electrostatic imaging through his innovative patents. With a total of 10 patents to his name, Tohru has established himself as a key figure in the development of charge control agents and toner technologies.

Latest Patents

Tohru Tsuruhara's latest patents include advancements in charge control resin particles and toner for developing electrostatic images. One of his notable inventions involves charge control resin particles that comprise a mixture of a charge control agent and a resin. This invention features a crystalline zinc 3,5-di-tert-butylsalicylate, which is represented by a specific general formula. The charge control resin particles are designed to enhance the performance of toners used in electrostatic imaging. Another patent focuses on a charge control agent whose active ingredient is a zinc compound derived from an alkylsalicylic acid derivative. This innovative approach aims to improve the efficiency and quality of toner formulations.

Career Highlights

Tohru Tsuruhara is currently associated with Orient Chemical Industries, Ltd., where he continues to push the boundaries of innovation in his field. His work has not only contributed to the company's success but has also advanced the technology used in electrostatic imaging applications.

Collaborations

Tohru has collaborated with notable coworkers such as Kazuaki Sukata and Shun-ichiro Yamanaka. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Tohru Tsuruhara's contributions to the field of electrostatic imaging through his patents and collaborations highlight his role as an influential inventor. His innovative work continues to shape the future of toner technology and charge control agents.

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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