Chiba, Japan

Toshio Yokobari

This inventor holds 1 USPTO granted patent. Top assignees: Fuji Xerox Co., Ltd., Nippon Iron Powder Co. Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Yokobari. Retrieved from https://idiyas.com/inventor/toshio-yokobari

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 = 7.0

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Toshio Yokobari

Introduction

Toshio Yokobari is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of electrophotographic technology. His work has led to advancements that enhance the efficiency and effectiveness of copying machines.

Latest Patents

Yokobari holds a patent for a magnetic carrier of developer for electrophotographic copying machines. This innovative carrier is composed of a composition represented by (MO).sub.X (Fe.sub.2 O.sub.3), which has a bulk density of 1.8-3.4 g/Cm.sup.3 and magnetization of 10-30 emu/g in a magnetic field of 450-1000 O (oersted). The metal M in the composition is selected from a group that includes lithium, manganese, nickel, zinc, cadmium, copper, cobalt, and magnesium. This patent showcases his expertise in materials science and engineering.

Career Highlights

Throughout his career, Yokobari has worked with prominent companies such as Nippon Iron Powder Co. Ltd. and Fuji Xerox Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas. His contributions have been instrumental in advancing the technology used in electrophotographic processes.

Collaborations

Yokobari has collaborated with notable colleagues, including Akihiko Noda and Yukio Seki. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

Toshio Yokobari's contributions to the field of electrophotography are significant and impactful. His innovative patent and collaborations with esteemed colleagues highlight his dedication to advancing technology. His work continues to influence the industry and inspire future innovations.

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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