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For the Inventor, By the Inventor

Itami, Japan

Shozo Shirota

This inventor holds 3 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1994-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shozo Shirota. Retrieved from https://idiyas.com/inventor/shozo-shirota

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

Calculating rank
USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 1.2

ph-index = 3

Forward Citations = 23(Granted Patents)


Location History:

  • Hyogo, JP (1994)
  • Itami, JP (1994 - 1996)

Company Filing History:

goldMedal3 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents

Years Active: 1994-1996

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3 patents (USPTO):Explore Patents
1. 5488006 - One-chip microcomputer manufacturing method (1996-01-30),
2. 5357472 - Non-volatile semiconductor memory device (1994-10-18),
3. 5343431 - Semiconductor memory apparatus, test apparatus therefor and method for (1994-08-30),

Title: The Innovations of Shozo Shirota

Introduction

Shozo Shirota is a notable inventor based in Itami, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and functionality of microcomputers and memory devices.

Latest Patents

One of Shirota's latest patents is a method for manufacturing a one-chip microcomputer. This innovative approach utilizes mask ROM and EPROM, allowing for the common use of multiple photomasks in the photomechanical process. This method ensures uniformity in the layout, size, and electrical characteristics of chips. Another significant patent is for a non-volatile semiconductor memory device. This invention enables direct observation of the electrical characteristics of memory cells, improving the yield of articles and the accuracy of failure analyses.

Career Highlights

Shozo Shirota is currently employed at Mitsubishi Electric Corporation, where he continues to develop groundbreaking technologies. His expertise in semiconductor devices has positioned him as a key figure in the industry.

Collaborations

Shirota has collaborated with Takahiro Ohtsuka, working together to advance their research and development efforts in semiconductor technology.

Conclusion

Shozo Shirota's contributions to the field of semiconductor technology through his innovative patents have significantly impacted the industry. His work continues to pave the way for advancements in microcomputer and memory device manufacturing.

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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