Tokyo, Japan

Yasuo Koiwai

This inventor holds 1 USPTO granted patent. Top assignees: Fujitsu Corporation, Hitachi, Ltd., Kabushiki Kaisha Toshiba. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasuo Koiwai. Retrieved from https://idiyas.com/inventor/yasuo-koiwai

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 = 11.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Yasuo Koiwai: Innovator in Videotext Communication Networks

Introduction

Yasuo Koiwai is a notable inventor based in Tokyo, Japan. He is recognized for his contributions to the field of communication technology, particularly through his innovative patent related to videotext communication networks. His work has had a significant impact on how information is transmitted and received in modern communication systems.

Latest Patents

Koiwai holds a patent for a "Videotext communication network with a receiving terminal." This invention describes an automatic information receiving terminal device that connects to an information center through a videotex or public communication network. The device is designed to receive various items of image information automatically, utilizing an internal clock and a time setting unit. This allows the terminal to operate without manual intervention, providing timely emergency information to multiple users.

Career Highlights

Throughout his career, Yasuo Koiwai has worked with prominent companies, including Zaidanhouzin Kasenzyouho-senta and Hitachi, Ltd. His experience in these organizations has contributed to his expertise in communication technologies and innovation.

Collaborations

Koiwai has collaborated with notable individuals in his field, including Yoshiyuki Kanbayashi and Tadahiko Nakao. These partnerships have likely enriched his work and expanded the impact of his inventions.

Conclusion

Yasuo Koiwai's contributions to videotext communication networks exemplify the importance of innovation in technology. His patent reflects a forward-thinking approach to information dissemination, showcasing his role as a significant inventor 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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