Utsunomiya, Japan

Takashi Tetsutani

This inventor holds 1 USPTO granted patent. Top assignee: Kao Corporation. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Tetsutani. Retrieved from https://idiyas.com/inventor/takashi-tetsutani

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 = 4.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Takashi Tetsutani: Innovator in Magnetic Toner Technology

Introduction

Takashi Tetsutani is a prominent inventor based in Utsunomiya, Japan. He is known for his significant contributions to the field of magnetic toner technology. With a focus on improving the dispersibility of magnetic toners, Tetsutani has made strides in enhancing the performance of printing materials.

Latest Patents

Tetsutani holds a patent for a coated magnetic toner powder. This innovative toner comprises magnetic powder and a coating layer that covers the powder. The coating layer is a reaction product between a silane coupling agent containing an amino group, an isocyanate group, or an epoxy group, and one or more compounds that have a functional group reactive with one of the reactive groups on the silane coupling agent. The patent aims to improve the dispersibility of the magnetic toner in a binder, which is crucial for achieving high-quality printing results. He has 1 patent to his name.

Career Highlights

Tetsutani is currently employed at Kao Corporation, where he continues to develop innovative solutions in the field of toner technology. His work has contributed to the advancement of printing materials, making them more efficient and effective for various applications.

Collaborations

Throughout his career, Tetsutani has collaborated with notable colleagues, including Tetsuya Imamura and Shinichiro Yasuda. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Takashi Tetsutani is a key figure in the development of magnetic toner technology. His patent for coated magnetic toner powder showcases his commitment to innovation in the field. Through his work at Kao Corporation and collaborations with fellow inventors, Tetsutani continues to make a significant impact 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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