Takarazuka, Japan

Yutaka Tsujishita

This inventor holds 2 USPTO granted patents. Top assignee: Minolta Company, Ltd.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Tsujishita. Retrieved from https://idiyas.com/inventor/yutaka-tsujishita

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 = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1999

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2 patents (USPTO):Explore Patents

Title: Yutaka Tsujishita: Innovator in Air Classification and Toner Technology

Introduction

Yutaka Tsujishita is a notable inventor based in Takarazuka, Japan. He has made significant contributions to the field of air classification and toner technology. With a total of 2 patents, Tsujishita's work has advanced the capabilities of toner production and air classification systems.

Latest Patents

Tsujishita's latest patents include an innovative air classifier featuring a specified truncated cone-like breather pipe. This air classifying system is designed to produce toner particles with a desired particle size. The system comprises a supplying pipe for raw materials, a breather pipe with specific geometric ratios, a classifying means for sorting the raw materials, and an air flow-generating means for transporting the materials. Another significant patent relates to a toner that includes colorants, binder resins, metal oxide particles, and an organic boron compound. This invention also outlines a method for manufacturing toner, which involves mixing, melting, kneading, cooling, pulverizing, and classifying the mixture to achieve the desired particle size.

Career Highlights

Yutaka Tsujishita is associated with Minolta Company, Ltd., where he has been instrumental in developing advanced technologies in his field. His work has not only contributed to the company's innovation portfolio but has also enhanced the efficiency of toner production processes.

Collaborations

Tsujishita has collaborated with notable colleagues such as Akihiro Nakamura and Choichiro Tanigawa. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Yutaka Tsujishita's contributions to air classification and toner technology exemplify his innovative spirit and dedication to advancing these fields. His patents reflect a commitment to improving the efficiency and effectiveness of toner production, making a lasting impact on 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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