Ibaraki, Japan

Keiichi Watanabe

This inventor holds 1 USPTO granted patent. Top assignee: Ricoh Company, Ltd.. Active years: 2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiichi Watanabe. Retrieved from https://idiyas.com/inventor/keiichi-watanabe-q24r2j2e

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


Average Co-Inventor Count = 8.0

ph-index = 1


Company Filing History:


Years Active: 2015

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1 patent (USPTO):Explore Patents

Title: Keiichi Watanabe: Innovator in Liquid Droplet Detection Technology

Introduction

Keiichi Watanabe is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of liquid droplet detection technology. His innovative work has led to the development of a patented device that enhances the efficiency of inkjet recording devices.

Latest Patents

Watanabe holds a patent for a "Liquid droplet detecting device, inkjet recording device incorporating same, and liquid droplet detection method." This device features nozzles arranged in a paper width direction, which are orthogonal to the paper conveying direction. It includes a light emitting element that emits a light beam for liquid droplet detection and a light receiving element that captures the light beam. The device also has a storage system that maintains correspondence information on each nozzle and the scan position of the light beam. A controller allows the light beam to scan according to this information, while a detector determines the presence or absence of a liquid droplet discharged from each nozzle based on the output from the light receiving element. Watanabe's invention is a testament to his expertise in the field, with 1 patent to his name.

Career Highlights

Keiichi Watanabe is currently employed at Ricoh Company, Ltd., where he continues to innovate and develop new technologies. His work at Ricoh has positioned him as a key player in the advancement of printing technologies.

Collaborations

Watanabe has collaborated with notable colleagues such as Genichiro Kawamichi and Shigeru Morinaga. These partnerships have contributed to the success of his projects and the development of cutting-edge technologies in the industry.

Conclusion

Keiichi Watanabe's contributions to liquid droplet detection technology exemplify his innovative spirit and dedication to advancing the field. His patented inventions continue to influence the efficiency of inkjet recording devices, showcasing the importance of his work 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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