Tokyo, Japan

Keigo Sawafuji

This inventor holds 1 USPTO granted patent. Top assignee: Pioneer Corporation. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keigo Sawafuji. Retrieved from https://idiyas.com/inventor/keigo-sawafuji

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


Average Co-Inventor Count = 1.0

ph-index = 1


Company Filing History:


Years Active: 2026

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1 patent (USPTO):Explore Patents

Title: Keigo Sawafuji: Innovator in Information Processing Technology

Introduction

Keigo Sawafuji is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of information processing technology. His innovative work focuses on enhancing user experience through advanced audio control systems.

Latest Patents

Sawafuji holds a patent for an information processing apparatus, information processing method, program, and recording medium. This invention is designed to control volume levels so that users can reliably hear voice guidance and other audio without experiencing auditory discomfort. The apparatus includes a noise detector that measures the noise level within a vehicle's interior. Additionally, a command speech detector identifies the command speech period, which is the time frame from the detection of a wake-up word to the user's command speech. The volume controller adjusts the output volume based on the detected noise level, ensuring optimal audio clarity during critical moments.

Career Highlights

Keigo Sawafuji is currently associated with Pioneer Corporation, a leading company in the field of electronics and information technology. His work at Pioneer has allowed him to develop and refine technologies that enhance user interaction with audio systems.

Collaborations

Due to space constraints, the collaborations section will be omitted.

Conclusion

Keigo Sawafuji's contributions to information processing technology exemplify the innovative spirit of modern inventors. His patent reflects a commitment to improving user experience in audio systems, showcasing the importance of thoughtful design in technology.

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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