Kanagawa, Japan

Tatsuroh Watanabe

This inventor holds 4 USPTO granted patents and 2 EPO patents. Top assignee: Ricoh Company, Ltd.. Active years: 2020-2025.

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

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 = 2.3

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2020-2025

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4 patents (USPTO):Explore Patents

Title: Innovations of Tatsuroh Watanabe

Introduction

Tatsuroh Watanabe is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of technology, particularly in the development of devices that enhance operational efficiency. With a total of 4 patents to his name, Watanabe continues to push the boundaries of innovation.

Latest Patents

Watanabe's latest patents include a head-maintenance device and a liquid discharge apparatus. The head-maintenance device features a suction cap designed to cover a nozzle surface of a head for liquid discharge. It incorporates a suction unit that extracts air from within the suction cap, an air-release channel for communication, and a lid that seals the suction cap's opening. The processing circuitry is responsible for managing the suction operation, ensuring that the air-release channel is closed while maintaining a negative pressure inside the suction cap. Another significant invention is a roll device, which consists of a feeding roll that holds a web, a winding roll for winding the fed web, and a partition that separates the outermost winding portion from the inner winding portion.

Career Highlights

Watanabe is currently employed at Ricoh Company, Ltd., where he applies his expertise in developing innovative solutions. His work has been instrumental in advancing the company's technological capabilities and enhancing product offerings.

Collaborations

Watanabe collaborates with talented individuals such as Kenta Takahashi and Yukihiro Asano. Their combined efforts contribute to the successful development of cutting-edge technologies.

Conclusion

Tatsuroh Watanabe is a distinguished inventor whose work has significantly impacted the technology sector. His innovative patents and collaborations reflect his commitment to advancing technology and improving operational efficiency.

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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