Tokyo, Japan

Nobuyuki Ishizaku

This inventor holds 1 USPTO granted patent. Top assignee: Sony Corporation. Active years: 2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nobuyuki Ishizaku. Retrieved from https://idiyas.com/inventor/nobuyuki-ishizaku

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 = 4.0

ph-index = 1

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 2019

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1 patent (USPTO):Explore Patents

Title: Nobuyuki Ishizaku: Innovator in Headphone Technology

Introduction

Nobuyuki Ishizaku is a prominent inventor based in Tokyo, Japan. He is known for his innovative contributions to headphone technology. With a focus on enhancing user experience, Ishizaku has developed a unique design that addresses both functionality and comfort.

Latest Patents

Ishizaku holds a patent for a headphone design that includes a headband and a pair of housing support portions. These support portions are connected to the headband via rotational shafts, allowing for a compact folded state. In this design, the housings are positioned within an arc formed by the headband and housing support portions when opened, ensuring they do not cross each other. This innovative approach also includes a pair of ear pads, enhancing the overall listening experience. He has 1 patent to his name.

Career Highlights

Nobuyuki Ishizaku is currently employed at Sony Corporation, a leading company in the electronics industry. His work at Sony has allowed him to collaborate with other talented engineers and inventors, contributing to the advancement of audio technology.

Collaborations

Ishizaku has worked alongside notable colleagues such as Shunsuke Shiomi and Tomohiro Ito. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge products.

Conclusion

Nobuyuki Ishizaku's contributions to headphone technology exemplify his commitment to innovation and user satisfaction. His patent reflects a thoughtful design that enhances the listening experience, showcasing his skills as an inventor.

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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