Osaka, Japan

Masahiro Naba

This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiro Naba. Retrieved from https://idiyas.com/inventor/masahiro-naba

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 = 3.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2000

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Masahiro Naba

Introduction

Masahiro Naba is a prominent inventor based in Osaka, Japan. He is known for his contributions to the field of magneto-optic technology. His innovative designs have led to advancements in disk-driving spindle motors.

Latest Patents

Naba holds a patent for a spindle motor designed for driving disks. This magneto-optic disk-driving spindle motor features a rotary shaft that drives a spindle hub. The design includes bearings that support the rotary shaft for free rotation. A stator core is fixed relative to the bearings, while a driving magnet is secured to the spindle hub. The spindle hub is equipped with a loading face for receiving and supporting a magneto-optic disk. Additionally, the axial part of the spindle hub fits into the center hole of the disk, allowing for a unique design that enables the rotary shaft to have a different diameter than what is typically required.

Career Highlights

Masahiro Naba has made significant strides in his career at Matsushita Electric Industrial Co., Ltd. His work has been instrumental in enhancing the performance and efficiency of magneto-optic disk drives. Naba's innovative approach has garnered attention in the industry, showcasing his expertise in engineering and design.

Collaborations

Throughout his career, Naba has collaborated with notable colleagues, including Shouichi Yoshikawa and Shinya Yukino. These partnerships have contributed to the development of cutting-edge technologies in the field.

Conclusion

Masahiro Naba's contributions to the field of magneto-optic technology exemplify his innovative spirit and dedication to advancing engineering solutions. His patent for the spindle motor highlights his ability to create practical and efficient designs that impact the industry positively.

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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