Tokyo, Japan

Yasushi Oikawa

This inventor holds 4 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 2001-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasushi Oikawa. Retrieved from https://idiyas.com/inventor/yasushi-oikawa-2eubq510

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

Calculating rank

% Patents Active = 75.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 2001-2004

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4 patents (USPTO):Explore Patents

Title: Yasushi Oikawa: Innovator in Semiconductor Technology

Introduction

Yasushi Oikawa 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 functionality of semiconductor devices.

Latest Patents

Oikawa's latest patents include a semiconductor device and a method of manufacturing the same. The semiconductor device features a semiconductor substrate with an interlayer insulating film that has a concave portion. This design incorporates a liner film on the inner surface of the concave portion and a wiring layer that is formed inside the concave area. Additionally, an agglomeration suppressing material is included in the wiring layer to prevent the agglomeration of the materials used. The materials selected for this purpose include O, N, Nb, Ta, Ti, W, and C. Another notable patent involves a method of manufacturing a semiconductor device that includes an aluminum wiring layer. This method embeds the Al wiring layer in a second object formed on an interlayer-insulating film, ensuring a connection with an Al wiring formed on the substrate.

Career Highlights

Yasushi Oikawa is associated with Kabushiki Kaisha Toshiba, a leading company in the technology sector. His work at Toshiba has allowed him to push the boundaries of semiconductor technology and contribute to advancements in the field.

Collaborations

Oikawa has collaborated with notable coworkers, including Junichi Wada and Tomio Katata. Their combined expertise has fostered innovation and development in semiconductor technologies.

Conclusion

Yasushi Oikawa's contributions to semiconductor technology through his patents and work at Toshiba highlight his role as a key innovator in the industry. His advancements continue to influence the future of semiconductor devices.

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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