Hitachi, Japan

Toshio Ishihara

This inventor holds 1 USPTO granted patent. Top assignees: Hitachi Process Computer Engineering, Inc., Hitachi, Ltd.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Ishihara. Retrieved from https://idiyas.com/inventor/toshio-ishihara-jgg4qfhx

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 = 8.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: The Innovations of Toshio Ishihara

Introduction

Toshio Ishihara is a notable inventor based in Hitachi, Japan. He is recognized for his contributions to communication systems, particularly in the area of fault location methods. His innovative approach has significantly impacted the reliability and efficiency of communication technologies.

Latest Patents

Ishihara holds a patent for a "Method of locating fault of communication system." This invention provides a plurality of different fault locating functions within a communication system that comprises multiple terminals connected to a data transmission channel. The functions operate at various levels, ranging from rapid fault location to more reliable and deliberate fault identification. Upon detecting a fault, the system performs a fault locating function, and if the fault is not accurately located, it sequentially employs another function of a higher reliability level. This method allows for quick identification of probable faults while ensuring accurate location of more challenging faults. Additionally, the channel can be reconfigured to avoid the identified fault, enhancing the overall system performance.

Career Highlights

Throughout his career, Toshio Ishihara has worked with prominent companies such as Hitachi, Ltd. and Hitachi Process Computer Engineering, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in communication technology.

Collaborations

Ishihara has collaborated with notable colleagues, including Hisayuki Maruyama and Jushi Ide. These partnerships have contributed to the advancement of his work and the development of new technologies in the field.

Conclusion

Toshio Ishihara's contributions to communication systems through his innovative patent demonstrate his expertise and commitment to improving technology. His work continues to influence the industry, ensuring more reliable communication systems for the future.

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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