Nagano, Japan

Hirotaka Sakamaki

This inventor holds 7 USPTO granted patents and 2 published patent applications. Top assignees: Nidec Sankyo Corporation, Kabushiki Kaisha Sankyo Seiki Seisakusho, Other. Active years: 1995-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirotaka Sakamaki. Retrieved from https://idiyas.com/inventor/hirotaka-sakamaki

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

Calculating rank
USPTO Granted Patents = 7 

% Patents Active = 85.7

Average Co-Inventor Count = 1.7

ph-index = 2

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1995-2024

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7 patents (USPTO):Explore Patents

Title: Hirotaka Sakamaki: Innovator in Card Reader Technology

Introduction

Hirotaka Sakamaki is a notable inventor based in Nagano, Japan. He has made significant contributions to the field of card reader technology, holding a total of 7 patents. His innovative designs focus on enhancing the functionality and security of card reading devices.

Latest Patents

Among his latest patents is a sophisticated card reader that incorporates an interfering magnetic field generation mechanism. This design features multiple core parts made of soft magnetic material, along with coils that are strategically wound around these cores. The system includes a first drive circuit that supplies alternating current to the coils, ensuring optimal performance. Another notable patent involves a disturbing magnetic field generator that effectively suppresses noise caused by vibrations in the core. This generator is designed to prevent unauthorized reading of magnetic data recorded on cards, showcasing Sakamaki's commitment to security in card technology.

Career Highlights

Hirotaka Sakamaki has worked with prominent companies such as Nidec Sankyo Corporation and Kabushiki Kaisha Sankyo Seiki Seisakusho. His experience in these organizations has allowed him to refine his skills and contribute to the advancement of card reader technology.

Collaborations

Sakamaki has collaborated with talented individuals in his field, including Masayuki Ishikawa and Hidetoshi Shimada. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Hirotaka Sakamaki's contributions to card reader technology are noteworthy, with his patents reflecting a deep understanding of both functionality and security. His work continues to influence the industry and pave the way for 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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