Tokyo, Japan

Ryohei Oba

This inventor holds 1 USPTO granted patent. Top assignees: Nippon Telegraph and Telephone Public Corporation, Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryohei Oba. Retrieved from https://idiyas.com/inventor/ryohei-oba-l83c34ng

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Ryohei Oba: Innovator in Radio Technology

Introduction

Ryohei Oba, an accomplished inventor based in Tokyo, Japan, has made significant contributions to the field of radio technology. With a keen focus on enhancing communication systems, he has developed innovative solutions that utilize advanced detection methods.

Latest Patents

Ryohei Oba holds a patent for a "Radio interference detection device for use in a multi-channel access angle-modulation radio system." This groundbreaking device is designed to detect interference in radio signals. The system features a detecting unit that processes received signals prior to angle demodulation. It generates an amplitude modulation (AM) component of the incoming signal, which is rectified to assess the interference level. The device incorporates a sophisticated determining section, including an angle demodulator, comparators, and a gate mechanism, ensuring accurate signal processing and interference detection.

Career Highlights

Throughout his career, Ryohei Oba has left his mark in notable organizations. He has worked for Nippon Telegraph and Telephone Public Corporation and Tokyo Shibaura Denki Kabushiki Kaisha. His experiences in these prominent companies have facilitated his growth as an inventor, allowing him to apply his skills in practical settings.

Collaborations

Ryohei Oba has had the opportunity to collaborate with esteemed colleagues, including Tetsuo Ooi and Hiroshi Watanabe. These collaborations have played a vital role in fostering innovation and enhancing the technological advancements within the field of radio communication.

Conclusion

Ryohei Oba’s innovative approach to solving radio interference issues marks him as a significant contributor to the communication technology sector. His dedicated work and unique inventions continue to shape the future of multi-channel access systems 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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