Tokyo, Japan

Yasaburo Inagaki

This inventor holds 4 USPTO granted patents. Top assignees: Nec Corporation, Nippon Electric Co., Ltd.. Active years: 1983-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasaburo Inagaki. Retrieved from https://idiyas.com/inventor/yasaburo-inagaki

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 = 1.3

ph-index = 4

Forward Citations = 103(Granted Patents)


Company Filing History:


Years Active: 1983-1987

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4 patents (USPTO):Explore Patents

Title: Yasaburo Inagaki: Innovator in Semiconductor Technology

Introduction

Yasaburo Inagaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and performance of semiconductor memory devices.

Latest Patents

Inagaki's latest patents include a semiconductor memory device with a variable self-refresh cycle. This innovative device features an internal refresh circuit that generates a refresh request signal in shorter cycles at high temperatures and longer cycles at low temperatures. This design allows for a lengthened self-refresh mode at low temperatures, effectively reducing power consumption. Another notable patent is for a semiconductor dynamic memory device that minimizes power consumption. This device incorporates an internal refresh circuit and an input circuit made up of first and second transistors of different conductivity types. The third transistor in the circuit is deactivated during the self-refresh mode, which helps to suppress power consumption in the input circuit.

Career Highlights

Throughout his career, Inagaki has worked with notable companies such as NEC Corporation and Nippon Electric Co., Ltd. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.

Collaborations

Inagaki has collaborated with various professionals in his field, including Kazuo Nakaizumi. Their joint efforts have further advanced the development of semiconductor technologies.

Conclusion

Yasaburo Inagaki's contributions to semiconductor technology have made a lasting impact on the industry. His innovative patents and career achievements highlight his role as a leading inventor in this field.

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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