Nara, Japan

Teruo Koukai

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Panasonic Corporation, Panasonic Intellectual Property Management Co., Ltd.. Active years: 2009-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Teruo Koukai. Retrieved from https://idiyas.com/inventor/teruo-koukai

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 2.9

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2009-2016

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2 patents (USPTO):Explore Patents

Title: Teruo Koukai: Innovator in Character Input Technology

Introduction

Teruo Koukai is a notable inventor based in Nara, Japan, recognized for his contributions to character input technology. With a total of two patents to his name, Koukai has developed innovative solutions that enhance user interaction with devices.

Latest Patents

Koukai's latest patents include a character input device and method. The character input device features a terminal control unit that accepts information on character candidates and displays them while generating a guide image that varies according to the remaining time until input confirmation. This design helps users avoid unintended manipulations by clearly indicating the status of their input. His second patent, a terminal authentication apparatus and method, addresses the need for reliable authentication in client/server systems. This apparatus can authenticate terminal devices even when the method of generating terminal IDs has changed, making it useful for various applications, including net TVs and mobile phones.

Career Highlights

Throughout his career, Koukai has worked with prominent companies such as Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute significantly to the field of technology.

Collaborations

Koukai has collaborated with talented individuals, including Tomohiro Koganei and Kouichi Kanemura. These partnerships have fostered innovation and creativity in his projects.

Conclusion

Teruo Koukai's work in character input technology and terminal authentication showcases his commitment to improving user experience and security in digital interactions. His patents reflect a deep understanding of user needs and technological advancements.

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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