Yokohama, Japan

Tokuichi Tsunlkawa

This inventor holds 1 USPTO granted patent. Top assignee: Canon Kabushiki Kaisha. Active years: 1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokuichi Tsunlkawa. Retrieved from https://idiyas.com/inventor/tokuichi-tsunlkawa

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 = 6(Granted Patents)


Company Filing History:


Years Active: 1979

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1 patent (USPTO):Explore Patents

Title: Tokuichi Tsunlkawa: Innovator in Optical Measurement Technology

Introduction

Tokuichi Tsunlkawa is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of optical measurement technology. His innovative approach has led to the development of a unique device that enhances the measurement of light in image-forming optical systems.

Latest Patents

Tsunlkawa holds a patent for a "Device for measuring light incident on an image forming optical system." This invention utilizes multiple diffraction elements positioned within the optical path of the image-forming system. Each diffraction element has a predetermined area and is designed to partially overlap with one another. The device effectively divides the incident light beam into non-diffracted and diffracted components, allowing for precise measurement of the diffracted light while the non-diffracted light continues along the optical axis. This innovative method enables multiple measurements of the light beam that passes through the overlapping sections of the diffraction elements.

Career Highlights

Tokuichi Tsunlkawa is associated with Canon Kabushiki Kaisha, a leading company in imaging and optical products. His work at Canon has allowed him to focus on advancing optical technologies and improving measurement techniques. His contributions have been instrumental in enhancing the performance of optical systems.

Collaborations

Tsunlkawa has collaborated with notable coworkers, including Kazuya Matsumoto and Susumu Matsumura. Their combined expertise has fostered innovation and development in optical measurement technologies.

Conclusion

Tokuichi Tsunlkawa's work exemplifies the spirit of innovation in the field of optical measurement. His patented device represents a significant advancement in the technology used for measuring light in image-forming systems. Through his contributions, he continues to influence the future of optical technology.

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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