Kawasaki, Japan

Motokuni Demura

This inventor holds 3 USPTO granted patents. Top assignee: Ricoh Company, Ltd.. Active years: 1990-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Motokuni Demura. Retrieved from https://idiyas.com/inventor/motokuni-demura

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 = 3.5

ph-index = 3

Forward Citations = 24(Granted Patents)


Location History:

  • Yokohama, JP (1990)
  • Kawasaki, JP (1993)

Company Filing History:


Years Active: 1990-1993

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3 patents (USPTO):Explore Patents

Title: Motokuni Demura: Innovator in Camera Technology

Introduction

Motokuni Demura is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of camera technology, holding a total of 3 patents. His work focuses on enhancing distance measurement capabilities in cameras, which is crucial for improving photographic accuracy.

Latest Patents

One of his latest patents is a distance measuring device for cameras. This device features a distance measuring optical system unit equipped with light-emitting and light-receiving elements. The system is designed to rotate across the photographing screen to perform distance measurements effectively. Another innovative patent involves a pulse light emission controlled by a microcomputer, which enhances the accuracy of distance measurement by correcting errors caused by external light.

Career Highlights

Motokuni Demura is currently employed at Ricoh Company, Ltd., where he continues to develop cutting-edge technologies in imaging. His expertise in optical systems has positioned him as a key player in the advancement of camera technology.

Collaborations

Throughout his career, Demura has collaborated with talented individuals such as Keiichi Ikebe and Takashi Hongoh. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.

Conclusion

Motokuni Demura's contributions to camera technology through his patents demonstrate his commitment to innovation in the field. His work continues to influence the way distance measurement is approached in photography, showcasing the importance of precision in imaging 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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