Shizuoka, Japan

Yasuhiko Watanabe

This inventor holds 4 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 1990-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuhiko Watanabe. Retrieved from https://idiyas.com/inventor/yasuhiko-watanabe-m2nywpwj

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 = 3.0

ph-index = 4

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 1990-1993

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4 patents (USPTO):Explore Patents

Title: Yasuhiko Watanabe: Innovator in Thermosensitive Recording Materials

Introduction

Yasuhiko Watanabe is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of thermosensitive recording materials. With a total of 4 patents to his name, Watanabe's work has advanced the technology used in various recording applications.

Latest Patents

Watanabe's latest patents include innovative thermosensitive recording materials. One of his patents describes a thermosensitive recording material that features a support and a thermosensitive coloring layer. This layer includes a first thermosensitive coloring layer with a leuco dye and a color developer that induces color formation under heat. Additionally, a second thermosensitive coloring layer is included, which also contains a leuco dye and a color developer. The unique aspect of this invention is that the leuco dye in the first layer has absorption intensity in the near-infrared region, while the second layer's leuco dye has absorption intensity in the visible spectrum. Another patent focuses on a thermosensitive recording material composed of a support, a thermosensitive coloring layer, and an overcoat layer made of a resin component crosslinked by a glycidylamine compound.

Career Highlights

Yasuhiko Watanabe is currently employed at Ricoh Company, Ltd., where he continues to innovate in the field of thermosensitive materials. His work has been instrumental in enhancing the performance and efficiency of recording technologies.

Collaborations

Watanabe has collaborated with notable colleagues such as Takashi Ueda and Norio Kurisu. Their combined expertise has contributed to the development of advanced thermosensitive materials.

Conclusion

Yasuhiko Watanabe's contributions to thermosensitive recording materials demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving recording methods, making him a significant figure in his field.

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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