Tokyo, Japan

Manabu Hamakawa

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Sony Group Corporation. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Manabu Hamakawa. Retrieved from https://idiyas.com/inventor/manabu-hamakawa

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Manabu Hamakawa: Innovator in Audio Technology

Introduction

Manabu Hamakawa is a prominent inventor based in Tokyo, Japan. He is known for his contributions to audio technology, particularly in the development of devices that enhance sound quality and performance. His innovative work has led to the filing of a patent that showcases his expertise in this field.

Latest Patents

Hamakawa holds a patent for an audio device and a driving method thereof, as well as a display device. This technology is designed to achieve a sufficient sound pressure level across a wider frequency band. The audio device features a diaphragm, an electrodynamic vibrator that vibrates the diaphragm to produce sound, and a piezoelectric vibrator that also vibrates the diaphragm for sound output. This technology can be effectively applied to display devices, enhancing their audio capabilities.

Career Highlights

Manabu Hamakawa is currently employed at Sony Group Corporation, a leading company in the electronics and entertainment industry. His work at Sony has allowed him to push the boundaries of audio technology and contribute to the development of innovative products that improve user experience.

Collaborations

Hamakawa has collaborated with notable colleagues, including Yoshio Ohashi and Shin Yamaguchi. Their combined expertise has fostered an environment of innovation and creativity, leading to advancements in audio technology.

Conclusion

In summary, Manabu Hamakawa is a significant figure in the field of audio technology, with a patent that reflects his innovative spirit and technical skills. His contributions at Sony Group Corporation continue to influence the industry and enhance audio experiences for users worldwide.

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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