Nagoya, Japan

Hiroaki Ogawa

This inventor holds 3 USPTO granted patents. Top assignees: Fujitsu Corporation, Fujitsu Vlsi Limited. Active years: 1990-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Ogawa. Retrieved from https://idiyas.com/inventor/hiroaki-ogawa-f4bfez50

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 = 2.4

ph-index = 3

Forward Citations = 52(Granted Patents)


Company Filing History:


Years Active: 1990-1992

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3 patents (USPTO):Explore Patents

Title: Hiroaki Ogawa: Innovator in Logic Circuits and Semiconductor Memory

Introduction

Hiroaki Ogawa is a notable inventor based in Nagoya, Japan. He has made significant contributions to the fields of logic operation circuits and semiconductor memory devices. With a total of 3 patents to his name, Ogawa's work has had a lasting impact on technology.

Latest Patents

One of his latest patents is a logic operation circuit. This circuit includes an instruction signal generating circuit that produces an instruction signal to designate a bit of a predetermined n-bit code signal based on a combination of first and second input logical numerals. Additionally, the circuit features a bit selecting mechanism that outputs the selected bit as an output logical numeral. Another significant patent is for a semiconductor memory device that incorporates a RAM and a serial access memory (SAM). The SAM is designed with an address counter that generates both a slave address and a master address, allowing for immediate access to the SAM after the master address is supplied.

Career Highlights

Hiroaki Ogawa has worked with prominent companies such as Fujitsu Corporation and Fujitsu VLSI Limited. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Ogawa has collaborated with notable colleagues, including Masaaki Noguchi and Fumio Baba. Their combined efforts have further advanced the field of semiconductor technology.

Conclusion

Hiroaki Ogawa's contributions to logic circuits and semiconductor memory devices highlight his role as an influential inventor. His patents reflect a commitment to innovation and technological advancement.

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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