Kanagawa, Japan

Tomoki Muraoka

This inventor holds 5 USPTO granted patents. Top assignees: Nippon Seiko Kabushiki Kaisha, Nsk Corporation, Sanyo Special Steel Co., Ltd.. Active years: 1989-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoki Muraoka. Retrieved from https://idiyas.com/inventor/tomoki-muraoka

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 = 2.7

ph-index = 3

Forward Citations = 44(Granted Patents)


Location History:

  • Fujisawa, JP (1989 - 1991)
  • Kanagawa, JP (1996 - 2000)

Company Filing History:


Years Active: 1989-2000

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5 patents (USPTO):Explore Patents

Title: Tomoki Muraoka: Innovator in Bearing Technology

Introduction

Tomoki Muraoka is a distinguished inventor based in Kanagawa, Japan. He has made significant contributions to the field of bearing technology, holding a total of 5 patents. His innovative approaches have led to advancements in manufacturing methods and materials used in bearings.

Latest Patents

Muraoka's latest patents include a method for manufacturing bearings that utilizes high-frequency hardened steel. This steel contains specific elements in precise percentages, enhancing the performance and durability of the bearings. Another notable patent is for a rail used in linear motion guide bearings. This rail is fabricated from a specially formulated steel that ensures a high Vickers hardness of over 700, maintaining its integrity even under cold-drawing processes.

Career Highlights

Throughout his career, Muraoka has worked with reputable companies such as Nippon Seiko Kabushiki Kaisha and Sanyo Special Steel Co., Ltd. His experience in these organizations has allowed him to refine his expertise in bearing technology and contribute to various innovative projects.

Collaborations

Muraoka has collaborated with notable coworkers, including Tsutomu Abe and Kyozaburo Furumura. Their combined efforts have fostered a creative environment that has led to the development of groundbreaking technologies in the industry.

Conclusion

Tomoki Muraoka's contributions to bearing technology exemplify his innovative spirit and dedication to advancing engineering practices. His patents and collaborations reflect a commitment to excellence in the 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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