Tokyo, Japan

Ryuji Oouchi

This inventor holds 1 USPTO granted patent. Top assignee: Nohmi Bosai Ltd.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuji Oouchi. Retrieved from https://idiyas.com/inventor/ryuji-oouchi

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: Ryuji Oouchi - Innovator in Fire Alarm Technology

Introduction

Ryuji Oouchi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of fire alarm systems through his innovative designs and patents. His work focuses on enhancing safety and reliability in fire detection technology.

Latest Patents

Ryuji Oouchi holds a patent for a transmission line-monitoring apparatus designed for use in fire alarm systems. This apparatus is capable of detecting short circuits even when the transmission line has a high resistance. It also ensures a rapid disconnection of the short-circuited line upon detection, thereby enhancing the overall safety of the system. The invention includes a short-circuit detection circuit that sends a signal to a line-disconnecting control circuit, which interrupts the supply of base current to a transistor, effectively disconnecting the faulty line.

Career Highlights

Oouchi is currently employed at Nohmi Bosai Ltd., a company known for its commitment to fire safety technology. His work at the company has allowed him to develop and refine his innovative ideas, contributing to advancements in fire alarm systems.

Collaborations

Throughout his career, Ryuji Oouchi has collaborated with esteemed colleagues such as Tsutomu Kanai and Toshihiko Shino. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies in fire safety.

Conclusion

Ryuji Oouchi's contributions to fire alarm technology through his innovative patent demonstrate his commitment to enhancing safety in critical systems. His work continues to influence the field and improve fire detection methods.

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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