Tokyo, Japan

Katsuhiro Ohnuki

This inventor holds 1 USPTO granted patent. Top assignee: Victor Company of Japan, Limited. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuhiro Ohnuki. Retrieved from https://idiyas.com/inventor/katsuhiro-ohnuki-70coft4e

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 = 23(Granted Patents)


Company Filing History:


Years Active: 1977

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1 patent (USPTO):Explore Patents

Title: Katsuhiro Ohnuki: Innovator in Headphone Technology

Introduction

Katsuhiro Ohnuki is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of audio technology, particularly in headphone design. His innovative approach has led to the development of unique audio devices that enhance the listening experience.

Latest Patents

Ohnuki holds a patent for an open-back type headphone with a detachable attachment. This design features a driver unit that serves as a sound-generating source, housed within a case that has an acoustically open back face. The headphone includes an ear pad that forms a front air chamber and an attachment that can be detachably connected to the back face of the case. This attachment is designed to cover and seal the back face, enhancing sound quality and user experience. Ohnuki's patent is a testament to his innovative thinking in audio technology, with 1 patent to his name.

Career Highlights

Katsuhiro Ohnuki is associated with the Victor Company of Japan, Limited, where he has been instrumental in developing advanced audio products. His work has contributed to the company's reputation for quality and innovation in the audio industry.

Collaborations

Throughout his career, Ohnuki has collaborated with talented individuals such as Fumio Matsuda and Naotaka Miyaji. These collaborations have fostered a creative environment that has led to the development of cutting-edge audio technologies.

Conclusion

Katsuhiro Ohnuki's contributions to headphone technology exemplify his innovative spirit and dedication to enhancing audio experiences. His patent for the open-back type headphone showcases his ability to blend functionality with design. Ohnuki's work continues to influence the audio industry, making him a significant figure in the realm of audio innovation.

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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