Kanagawa, Japan

Tatsuya Yamaguchi

This inventor holds 1 USPTO granted patent. Top assignee: Fuji Photo Film Company, Limited. Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuya Yamaguchi. Retrieved from https://idiyas.com/inventor/tatsuya-yamaguchi-l0a0yeas

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

Calculating rank

Average Co-Inventor Count = 2.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2002

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1 patent (USPTO):Explore Patents

Title: Tatsuya Yamaguchi: Innovator in Magnetic Tape Technology

Introduction

Tatsuya Yamaguchi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of magnetic tape technology. His innovative designs have enhanced the efficiency of magnetic tape cassettes, showcasing his expertise in engineering.

Latest Patents

Yamaguchi holds a patent for a "Reel spring for use of a magnetic tape cassette and a magnetic tape cassette." This invention features a reel spring that includes a fixing portion, an arm portion, and a bending portion designed in an L-like shape. The design allows for a length ratio of the fixing portion to the height of the boss to be 4.0 or more. Additionally, the fixing portion is longer than the arm portion by 1 mm to 5 mm. This innovation is aimed at improving production efficiency while maintaining the required force of the reel spring.

Career Highlights

Tatsuya Yamaguchi is associated with Fuji Photo Film Company, Limited, where he has applied his skills in developing advanced technologies. His work has contributed to the company's reputation for quality and innovation in the imaging industry.

Collaborations

Yamaguchi has collaborated with Akihisa Kita, another talented individual in the field. Their partnership has likely fostered advancements in their respective projects.

Conclusion

Tatsuya Yamaguchi's contributions to magnetic tape technology exemplify the impact of innovative thinking in engineering. His patent and work at Fuji Photo Film Company, Limited highlight his role as a key inventor in this specialized field.

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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