Yokohama, Japan

Masahide Yamada

This inventor holds 8 USPTO granted patents. Top assignees: Samsung Electronics Co., Ltd., Wakamoto Pharmaceutical Co., Ltd.. Active years: 1982-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahide Yamada. Retrieved from https://idiyas.com/inventor/masahide-yamada-2psueqmq

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

Calculating rank

% Patents Active = 75.0

Average Co-Inventor Count = 3.9

ph-index = 1

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1982-2019

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8 patents (USPTO):Explore Patents

Title: Masahide Yamada: Innovator in Toner Technology

Introduction

Masahide Yamada is a prominent inventor based in Yokohama, Japan, known for his significant contributions to toner technology. With a total of eight patents to his name, Yamada has made a notable impact in the field of electrostatic charge image development.

Latest Patents

Yamada's latest patents include innovative formulations for toners used in developing electrostatic charge images. One of his patents describes a toner that incorporates elemental iron, silicon, and sulfur, with specific content ranges for each element based on the total weight of the toner. Another patent focuses on a toner that includes three or more elements selected from iron, silicon, sulfur, and fluorine, combined with a binder resin made from amorphous polyester.

Career Highlights

Throughout his career, Masahide Yamada has worked with leading companies such as Samsung Electronics and Wakamoto Pharmaceutical. His experience in these organizations has allowed him to refine his expertise in developing advanced toner technologies.

Collaborations

Yamada has collaborated with notable colleagues, including Akinori Terada and Takuya Kitabatake, contributing to the advancement of toner technology through shared knowledge and innovation.

Conclusion

Masahide Yamada's work in toner technology exemplifies his dedication to innovation and excellence in the field. His patents continue to influence the development of electrostatic charge image technologies, showcasing his significant role as an inventor.

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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