Hitachi, Japan

Syouji Yokoyama

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Syouji Yokoyama. Retrieved from https://idiyas.com/inventor/syouji-yokoyama-e1wk47s7

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 = 3.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Syouji Yokoyama: Innovator in Thermal Printing Technology

Introduction

Syouji Yokoyama is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of thermal printing technology. His innovative designs have led to advancements that enhance the efficiency and functionality of thermal printers.

Latest Patents

Yokoyama holds a patent for a thermal transfer printer. This invention includes a thermal printer and a thermal head, wherein the clearance between the platen and the thermal head is not less than the maximum diameter of one roll of an ink-filled ribbon set by a thermal head driving motor. The design allows for the movement of a ribbon cassette to a printing position, and after completing a printing operation, it can switch to another ribbon cassette. The guiding arrangement for positioning the ribbon cassettes is rotatably driven by a ribbon cassette motor, ensuring smooth operation. This innovative approach allows for the selective use of multiple ribbon cassettes, thereby avoiding unnecessary feeding of the ink ribbon.

Career Highlights

Yokoyama is associated with Hitachi, Ltd., a leading company in technology and innovation. His work has contributed to the development of advanced printing solutions that are widely used in various industries. His expertise in thermal printing has positioned him as a key figure in this technological domain.

Collaborations

Yokoyama has collaborated with notable coworkers such as Tomohiko Yanagita and Yuuji Aoyagi. Their combined efforts have led to significant advancements in the field of thermal printing technology.

Conclusion

Syouji Yokoyama's contributions to thermal printing technology exemplify the impact of innovative thinking in engineering. His patent for a thermal transfer printer showcases his commitment to enhancing printing efficiency and functionality. His work continues to influence the industry and inspire future innovations.

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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