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For the Inventor, By the Inventor

Tokorozawa, Japan

Ichiro Sugai

This inventor holds 5 USPTO granted patents. Top assignees: Pioneer Corporation, Pioneer Dj Corporation. Active years: 2005-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ichiro Sugai. Retrieved from https://idiyas.com/inventor/ichiro-sugai

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

USPTO Granted Patents = 5

% Patents Active = 20.0

Average Co-Inventor Count = 1.9

ph-index = 2

Forward Citations = 9(Granted Patents)


Location History:

  • Tsurugashima, JP (2005)
  • Tokorozawa, JP (2009)
  • Kawasaki, JP (2013 - 2016)

Company Filing History:

goldMedal4 out of 2,679 
 
Pioneer Corporation
 patents
silverMedal1 out of 36 
 
Pioneer Dj Corporation
 patents

Years Active: 2005-2016

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5 patents (USPTO):Explore Patents
1. 9496839 - Audio processing apparatus, reproduction apparatus, audio processing method and program (2016-11-15),
2. 8344234 - Tempo detecting device and tempo detecting program (2013-01-01),
3. 7522482 - Optical pickup device and apparatus for reading data from optical storage medium (2009-04-21),
4. 7489603 - Optical pickup transfer apparatus (2009-02-10),
5. 6958966 - Control device for optical disk player that corrects rotational frequency data based on input data (2005-10-25),

Title: Ichiro Sugai: Innovator in Audio Processing Technology

Introduction

Ichiro Sugai is a notable inventor based in Tokorozawa, Japan. He has made significant contributions to the field of audio processing, holding a total of 5 patents. His work focuses on enhancing the quality and functionality of audio reproduction systems.

Latest Patents

Sugai's latest patents include an audio processing apparatus, a reproduction apparatus, and an audio processing method and program. The disclosed apparatus is designed to extract particular instrument sounds included in music in real time during music reproduction. The audio processing section features an attack decision section that determines the attack positions of bass drum sounds in audio signals. Additionally, it includes a bass drum sounds decision section that identifies sound periods of the bass drum in the audio signals, and a bass drum sounds extraction section that utilizes a time-varying type filter for the attack positions and an adaptive type filter for the sound periods. Another significant invention is a tempo detecting device and tempo detecting program, which includes an envelope detecting means that captures the envelope of musical composition data. This device also features a frequency-component detecting means that performs discrete Fast Fourier Transform processing on the detected envelope to identify a frequency spectrum, and a tempo detecting means that determines the tempo of the musical composition data based on the characteristics of the detected frequency spectrum.

Career Highlights

Throughout his career, Ichiro Sugai has worked with prominent companies such as Pioneer Corporation and Pioneer DJ Corporation. His experience in these organizations has allowed him to develop innovative audio technologies that have impacted the industry.

Collaborations

Some of his notable coworkers include Kiyoshi Tateishi and Kazuo Takahashi. Their collaboration has contributed to the advancement of audio processing technologies.

Conclusion

Ichiro Sugai's contributions to audio processing technology through his patents and career achievements highlight his role as an influential inventor in the field. His innovative approaches continue to shape the way we experience music today.

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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