Tokyo, Japan

Yoshiaki Hosaka

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Aiwa Co., Ltd.. Active years: 1994-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiaki Hosaka. Retrieved from https://idiyas.com/inventor/yoshiaki-hosaka

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1994-1996

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2 patents (USPTO):Explore Patents

Title: Yoshiaki Hosaka: Innovator in Digital Audio and Video Technology

Introduction

Yoshiaki Hosaka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of digital audio and video technology. With a total of 2 patents to his name, his work has had a lasting impact on how digital signals are recorded and reproduced.

Latest Patents

One of Yoshiaki Hosaka's latest patents is a recording and reproducing method and apparatus for digital audio. This innovative method allows for the simultaneous recording or reproduction of a digital audio signal and a digital video signal. In this process, an N-bit digital audio signal is positioned at a higher bit side, while an M-bit digital video signal is positioned at a lower bit side. This configuration forms an (N+M)-bit digital signal that can be recorded or reproduced without the digital video signal affecting the audio quality during playback.

Career Highlights

Yoshiaki Hosaka is currently employed at Aiwa Co., Ltd., where he continues to develop cutting-edge technologies in the audio and video domain. His expertise in digital signal processing has positioned him as a key player in the industry.

Collaborations

Throughout his career, Yoshiaki has collaborated with notable colleagues such as Mamoru Niki and Takao Mogi. These partnerships have fostered innovation and creativity in their projects.

Conclusion

Yoshiaki Hosaka's contributions to digital audio and video technology exemplify his dedication to innovation. His patents reflect a deep understanding of digital signal processing, making him a valuable asset in the field.

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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