Kanagawa, Japan

Yuji Rikiishi

This inventor holds 1 USPTO granted patent. Top assignee: Fuji Photo Film Company, Limited. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Rikiishi. Retrieved from https://idiyas.com/inventor/yuji-rikiishi

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 = 4.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1987

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1 patent (USPTO):Explore Patents

Title: **Yuji Rikiishi: Innovator in Thermal Development Technology**

Introduction

Yuji Rikiishi, located in Kanagawa, Japan, is recognized for his contribution to the field of thermal development technology. With a unique patent to his name, Rikiishi has made significant strides in enhancing the performance of photosensitive materials.

Latest Patents

Rikiishi holds a patent for a "Thermal Developing Apparatus." This innovative apparatus is designed to thermally develop a photosensitive material that incorporates an electrically conductive, heat-generating layer. One standout feature of this invention is its heat-insulating cover, which is positioned in contact with or close to the surface of the photosensitive material when an electric current is supplied. This clever design effectively prevents the generation of air convection above the material, thereby eliminating the risk of uneven development during the thermal process.

Career Highlights

Throughout his career, Yuji Rikiishi has been a valuable asset to Fuji Photo Film Company, Limited, where he continues to work on groundbreaking technologies. His dedication to improving photographic materials showcases his commitment to innovation within the industry.

Collaborations

Rikiishi collaborates with talented coworkers, including Tadashi Miyakawa and Yoshiyuki Monma. Their joint efforts contribute to advancements in thermal development and the broader field of photography, further enhancing the quality and efficiency of photographic processes.

Conclusion

Yuji Rikiishi stands out as an important inventor in his domain, with his thermal developing apparatus being a testament to his innovative spirit. As technology in the field of photography continues to evolve, Rikiishi's contributions play a crucial role in shaping the future of thermal development processes, ensuring high-quality results in photographic applications.

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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