Hyogo, Japan

Sojiro Ota

This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sojiro Ota. Retrieved from https://idiyas.com/inventor/sojiro-ota

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 = 2.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2005

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1 patent (USPTO):Explore Patents

Title: Sojiro Ota and His Clock Generation Apparatus.

Introduction

Sojiro Ota is an inventor associated with Hyogo, Japan, and Matsushita Electric Industrial Co., Ltd. His work includes a patented clock generation apparatus designed to produce a synchronous clock from an input analog signal.

Latest Patents

Ota is credited with one patent: “Clock Generation Apparatus.” The invention determines a threshold from the average of the maximum and minimum digital-signal values within a specified period. It detects signal rise and fall times where an approximated line crosses that threshold, then measures the intervals between adjacent crossings. The shortest interval is used to determine the input rate, which helps generate a synchronous clock. A latch circuit receives the clock and a comparison signal to produce a synchronous signal.

Career Highlights

Ota’s listed patent reflects work on signal processing and clock synchronization. The apparatus uses measured characteristics of a digital signal to support synchronous signal generation.

Collaborations

Ota’s listed coworker is Toshihiro Matsumura. Both are associated with Matsushita Electric Industrial Co., Ltd.

Conclusion

Sojiro Ota’s patent describes a method for deriving a synchronous clock from signal timing measurements, highlighting his contribution to clock-generation technology.

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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