Hitachi, Japan

Shuji Musha

This inventor holds 5 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1984-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuji Musha. Retrieved from https://idiyas.com/inventor/shuji-musha

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 = 4.1

ph-index = 3

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1984-1991

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5 patents (USPTO):Explore Patents

Title: The Innovations of Shuji Musha

Introduction

Shuji Musha is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of semiconductor technology, particularly in the development of gate turn-off thyristors. With a total of 5 patents to his name, Musha continues to push the boundaries of innovation in his field.

Latest Patents

One of Musha's latest patents is a gate turn-off (GTO) thyristor of multi-emitter type. This invention features a plurality of unit GTO thyristors arranged in a strip-like configuration within the same semiconductor substrate. Each unit GTO thyristor is constructed with an N emitter layer, P base layer, N base layer, and P emitter layer. Notably, the P base and N base layers are shared among all unit GTO thyristors, which are formed in a multi-ring configuration. Additionally, the exposed area of the P emitter layer of a unit GTO thyristor located far from the gate signal input area is designed to be smaller than that of a unit GTO thyristor positioned closer to the gate signal input area.

Career Highlights

Shuji Musha has had a distinguished career at Hitachi, Ltd., where he has been instrumental in advancing semiconductor technologies. His work has not only contributed to the company's reputation as a leader in innovation but has also had a lasting impact on the industry as a whole.

Collaborations

Throughout his career, Musha has collaborated with notable colleagues, including Hiroshi Fukui and Kazuo Honda. These partnerships have fostered a creative environment that has led to groundbreaking advancements in their field.

Conclusion

Shuji Musha's contributions to semiconductor technology, particularly through his innovative patents, highlight his role as a key figure in the industry. His work continues to inspire future advancements in technology.

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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