Koriyama, Japan

Makoto Oohashi

This inventor holds 4 USPTO granted patents. Top assignee: Hitachi Telecom Technologies, Ltd. Active years: 2004-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Makoto Oohashi. Retrieved from https://idiyas.com/inventor/makoto-oohashi

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


% Patents Active = 25.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2004-2009

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4 patents (USPTO):Explore Patents

Title: The Innovations of Makoto Oohashi

Introduction

Makoto Oohashi is a notable inventor based in Koriyama, Japan. He has made significant contributions to the field of communication technology, holding a total of four patents. His work focuses on enhancing the efficiency and reliability of communication systems.

Latest Patents

One of Oohashi's latest patents is a DTMF signal transmission method and communication apparatus. This invention involves a communication apparatus connected to a PBX and an ATM network. It features a DTMF signal detecting portion that identifies whether a DTMF signal is present in a voice signal from the PBX. The apparatus also includes a DTMF signal monitoring portion, a DTMF cell generating portion for coding and transmitting the DTMF signal, and a DTMF cell decomposing portion for decoding the coded DTMF signal. Additionally, it generates a DTMF signal based on the information content of the decoded signal and sends it to the PBX. This innovation ensures that even when transmitting a DTMF signal through a voice code compression communication apparatus, the reception side can accurately recognize the DTMF signal without error.

Career Highlights

Makoto Oohashi is currently employed at Hitachi Telecom Technologies, Ltd. His role at the company allows him to further develop his innovative ideas and contribute to advancements in communication technology.

Collaborations

Oohashi has worked alongside talented colleagues such as Shinya Suzuki and Kimitoshi Takeuchi. Their collaborative efforts have likely played a role in the successful development of his patents.

Conclusion

Makoto Oohashi's contributions to communication technology through his patents demonstrate his innovative spirit and dedication to improving communication systems. His work continues to influence the industry and enhance the reliability of communication 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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