Tokyo, Japan

Nobuaki Ban

This inventor holds 1 USPTO granted patent. Top assignee: Sansui Electric Co., Ltd.. Active years: 1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuaki Ban. Retrieved from https://idiyas.com/inventor/nobuaki-ban

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 = 2.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1979

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1 patent (USPTO):Explore Patents

Title: Nobuaki Ban: Innovator in Loudspeaker Technology

Introduction

Nobuaki Ban is a prominent inventor based in Tokyo, Japan. He is known for his innovative contributions to audio technology, particularly in the design of loudspeaker devices. His work has significantly impacted the way sound is produced and experienced in various audio applications.

Latest Patents

Nobuaki Ban holds a patent for a loudspeaker device that features a unique bass reflexing duct. This device includes a passive radiator and an acoustic impedance body, which work together to enhance the low acoustic characteristics of the loudspeaker. The design ensures that the resonance frequencies of the duct and passive radiator differ, leading to improved sound quality.

Career Highlights

Ban is associated with Sansui Electric Co., Ltd., a company renowned for its audio equipment and technology. His role at Sansui has allowed him to explore and develop advanced audio solutions that cater to the evolving needs of consumers.

Collaborations

Nobuaki Ban has collaborated with Fumio Kobayashi, a fellow innovator in the field. Their partnership has fostered the development of cutting-edge audio technologies that continue to push the boundaries of sound engineering.

Conclusion

Nobuaki Ban's contributions to loudspeaker technology exemplify the spirit of innovation in the audio industry. His patent and work at Sansui Electric Co., Ltd. highlight his commitment to enhancing sound quality and user experience.

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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