Itami, Japan

Yoshirou Nishinaka

This inventor holds 6 USPTO granted patents. Top assignees: Mitsubishi Denki Kabushiki Kaisha, Ryoden Semiconductor System Engineering Corporation. Active years: 1994-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshirou Nishinaka. Retrieved from https://idiyas.com/inventor/yoshirou-nishinaka

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 = 5.8

ph-index = 5

Forward Citations = 164(Granted Patents)


Company Filing History:


Years Active: 1994-1999

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6 patents (USPTO):Explore Patents

Title: The Innovations of Yoshirou Nishinaka

Introduction

Yoshirou Nishinaka is a prominent inventor based in Itami, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 6 patents. His work focuses on enhancing the reliability and efficiency of semiconductor devices.

Latest Patents

One of his latest patents is a lead frame that includes a frame-cutting slit for lead-on-chip (LOC) applications. This innovative lead frame is designed for producing semiconductor devices with a LOC structure, where leads extend across a semiconductor chip. The lead frame features a die pad that is displaced from an outer frame section, connected by a suspending lead. This design effectively prevents moisture absorption, which can lead to corrosion and package cracking in semiconductor devices. By utilizing a hard solder material for die-bonding, his invention ensures high reliability in semiconductor applications.

Career Highlights

Throughout his career, Yoshirou Nishinaka has worked with notable companies such as Mitsubishi Electric Corporation and Ryoden Semiconductor System Engineering Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in semiconductor technology.

Collaborations

Yoshirou has collaborated with esteemed colleagues, including Shunichi Abe and Naoto Ueda. These partnerships have contributed to the advancement of his inventions and the overall progress in the semiconductor industry.

Conclusion

Yoshirou Nishinaka's contributions to semiconductor technology through his innovative patents demonstrate his expertise and commitment to enhancing device reliability. His work continues to influence the field and pave the way for future advancements.

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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