Saitama, Japan

Tetsuo Harayama

This inventor holds 1 USPTO granted patent. Top assignee: Pioneer Electronic Corporation. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuo Harayama. Retrieved from https://idiyas.com/inventor/tetsuo-harayama

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 = 2.0

ph-index = 1

Forward Citations = 32(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Tetsuo Harayama: Innovator in Navigation Technology

Introduction

Tetsuo Harayama is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of navigation technology, particularly through his innovative patent that enhances the clarity of map displays in position locating systems.

Latest Patents

Harayama holds a patent for a "Disk and navigation apparatus for position locating system." This invention allows for the reproduction of disks in a way that maps are displayed more clearly without a substantial increase in data storage capacity. The apparatus records a video FM signal of a first frequency band, which is obtained by frequency-modulating a video signal containing map data. Additionally, it includes a video digital signal of a second frequency band, which is digitized and modulated to indicate the travel path of the map data.

Career Highlights

Tetsuo Harayama is associated with Pioneer Electronic Corporation, where he has been instrumental in developing advanced navigation technologies. His work has contributed to the evolution of systems that guide users more effectively through enhanced visual representations of data.

Collaborations

Harayama has worked alongside Komei Hashimoto, collaborating on various projects that aim to improve navigation systems and related technologies.

Conclusion

Tetsuo Harayama's innovative work in navigation technology exemplifies the impact of inventors in enhancing everyday experiences through advanced systems. His contributions continue to influence the field and pave the way for future 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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