Kyoto, Japan

Yasuhiko Oyama

This inventor holds 1 USPTO granted patent. Top assignees: Konica Corporation, Sekisui Kagaku Kogyo Kabushiki. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuhiko Oyama. Retrieved from https://idiyas.com/inventor/yasuhiko-oyama-j8ph80em

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Yasuhiko Oyama: Innovator in Toner Development

Introduction

Yasuhiko Oyama is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of electrostatic imaging through his innovative work on toner development. His expertise and inventions have had a lasting impact on the industry.

Latest Patents

Yasuhiko Oyama holds a patent for a toner used in the development of electrostatic images. The patent, titled "Toner for Development of Electrostatic Image and Method of Fixing," describes a toner that comprises a resin obtained by allowing a polymer containing both low and high molecular weight components to react with a polyvalent metal compound. This invention enhances the fixability of toner images without compromising the anti-offset properties. The toner can be prepared with good reproducibility and improved fixability, ensuring stable charging characteristics.

Career Highlights

Throughout his career, Yasuhiko Oyama has worked with prominent companies such as Konica Corporation and Sekisui Kagaku Kogyo. His experience in these organizations has allowed him to refine his skills and contribute to advancements in imaging technology.

Collaborations

Yasuhiko Oyama has collaborated with notable colleagues, including Satoru Ikeuchi and Mitutaka Arai. These partnerships have fostered innovation and have been instrumental in the development of new technologies in the field.

Conclusion

Yasuhiko Oyama's contributions to toner development and electrostatic imaging demonstrate his commitment to innovation. His patent and collaborations reflect his expertise and the impact he has made 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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