Kokubunji, Japan

Nario Sumi

This inventor holds 1 USPTO granted patent. Top assignees: Hitachi Device Engineering Co., Ltd., Hitachi, Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nario Sumi. Retrieved from https://idiyas.com/inventor/nario-sumi-0tc2gdae

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 = 5.0

ph-index = 1

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Nario Sumi: Innovator in Digital Signal Processing

Introduction

Nario Sumi is a notable inventor based in Kokubunji, Japan. He has made significant contributions to the field of digital signal processing, particularly with his innovative patent that enhances computational efficiency.

Latest Patents

Nario Sumi holds a patent for a high-speed digital signal processor capable of achieving real-time computations. This digital signal processor is designed to compute a vector product between a column vector input signal and a matrix of coefficient data items. The processor produces a column vector output signal by sequentially reading and multiplying data items, thereby optimizing the processing time and efficiency.

Career Highlights

Throughout his career, Nario Sumi has worked with prominent companies such as Hitachi, Ltd. and Hitachi Device Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his skills in digital signal processing and related technologies.

Collaborations

Nario Sumi has collaborated with talented individuals in his field, including Toru Baji and Hirotsugu Kojima. These collaborations have contributed to the advancement of technology in digital signal processing.

Conclusion

Nario Sumi's contributions to digital signal processing through his innovative patent and career at leading companies highlight his importance in the field. His work continues to influence advancements in technology and computational efficiency.

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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