Tokyo, Japan

Atsuhiko Murao

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Kokan Kabushiki Kaisha. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Atsuhiko Murao. Retrieved from https://idiyas.com/inventor/atsuhiko-murao

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 = 6.0

ph-index = 1

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Atsuhiko Murao: Innovator in Fiber-Reinforced Plastic Technology

Introduction

Atsuhiko Murao is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of engineering, particularly in the development of innovative materials and designs. His work focuses on enhancing the functionality and durability of industrial components.

Latest Patents

Murao holds a patent for a coupling pin designed for sucker rods made of fiber-reinforced plastic material. This innovative coupling pin features a hole for the insertion of the sucker rod and includes multiple annular depressions surrounding the inner wall of the hole. The design incorporates tapered surface portions that are arranged in series, progressively increasing in cross-sectional area toward the closed end of the coupling pin hole. The lengths of these tapered portions are shortened in relation to the preceding portion, while the angle of inclination increases toward the closed end. This design enhances the performance and reliability of sucker rod applications.

Career Highlights

Murao is associated with Nippon Kokan Kabushiki Kaisha, a company known for its advancements in engineering and manufacturing. His work at the company has allowed him to explore innovative solutions that address industry challenges.

Collaborations

Murao has collaborated with esteemed colleagues such as Toshio Iwasaki and Akihiko Katoh. Their combined expertise has contributed to the successful development of various projects and patents.

Conclusion

Atsuhiko Murao's contributions to the field of fiber-reinforced plastic technology exemplify his commitment to innovation. His patent for the coupling pin demonstrates his ability to enhance industrial applications through thoughtful design and engineering.

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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