Kanagawa, Japan

Koichiro Saga

This inventor holds 9 USPTO granted patents and 3 published patent applications. Top assignees: Sony Corporation, Mitsubishi Gas Chemical Company, Inc., Sony Semiconductor Solutions Corporation. Active years: 1997-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichiro Saga. Retrieved from https://idiyas.com/inventor/koichiro-saga

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

USPTO Granted Patents = 9 

% Patents Active = 66.7

Average Co-Inventor Count = 1.6

ph-index = 5

Forward Citations = 98(Granted Patents)


Location History:

  • Kanagawa, JP (1997 - 2010)
  • Tokyo, JP (2020)

Company Filing History:


Years Active: 1997-2025

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9 patents (USPTO):Explore Patents

Title: Koichiro Saga: Innovator in Semiconductor Technology

Introduction

Koichiro Saga is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of nine patents. His work focuses on enhancing the efficiency and reliability of semiconductor devices.

Latest Patents

Among his latest patents is a semiconductor apparatus and method for manufacturing the same. This invention enables a reduction in the resistance of a conductive path that electrically connects an upper substrate and a lower substrate. The apparatus features a first semiconductor layer with element formation regions, each containing a first active element. It also includes contact regions, conductive pads, insulating layers, and conductive plugs that enhance the overall performance of the device. Another notable patent is related to a memory element and its manufacturing method. This memory element comprises a plurality of magnetoresistive elements arranged on a substrate, designed to improve reliability. The design includes a region where magnetism is neutralized, enhancing the functionality of the memory element.

Career Highlights

Koichiro Saga has worked with notable companies such as Sony Corporation and Mitsubishi Gas Chemical Company, Inc. His experience in these organizations has contributed to his expertise in semiconductor technology and innovation.

Collaborations

He has collaborated with esteemed colleagues, including Tomoyuki Azuma and Sakuo Koyata. Their joint efforts have further advanced the field of semiconductor research and development.

Conclusion

Koichiro Saga's contributions to semiconductor technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in electronic devices and memory elements.

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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