Miyazaki, Japan

Shigeru Nagatomo

This inventor holds 13 USPTO granted patents and 2 published patent applications. Top assignees: Oki Electric Industry Co., Ltd., Lapis Semiconductor Co., Ltd., Oki Semiconductor Co., Ltd.. Active years: 1999-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigeru Nagatomo. Retrieved from https://idiyas.com/inventor/shigeru-nagatomo-asmra2pf

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

USPTO Granted Patents = 13 

% Patents Active = 53.8

Average Co-Inventor Count = 1.1

ph-index = 3

Forward Citations = 35(Granted Patents)


Location History:

  • Miyazaki pref., JP (2002)
  • Miyazaki, JP (1999 - 2013)
  • Yokohama, JP (2017)
  • Kanagawa, JP (2017 - 2020)

Company Filing History:


Years Active: 1999-2020

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13 patents (USPTO):Explore Patents

Title: Shigeru Nagatomo: Innovator in Semiconductor Technology

Introduction

Shigeru Nagatomo is a prominent inventor based in Miyazaki, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 13 patents. His work focuses on developing advanced semiconductor devices and power supply methods that enhance performance and efficiency.

Latest Patents

Among his latest patents is a semiconductor device and power source supply method. This invention includes an input terminal connected to a power source, which fluctuates based on external environmental conditions. It features a power source section, a power source supply terminal, a switch for controlling connections, and a voltage regulator that ensures stable voltage output. Another notable patent is a semiconductor device and selector circuit. This device incorporates a setting circuit with a latch circuit and a reset circuit, allowing it to set and reset data based on varying power voltage levels influenced by the surrounding environment.

Career Highlights

Shigeru Nagatomo has worked with notable companies in the semiconductor industry, including Oki Electric Industry Co., Ltd. and Lapis Semiconductor Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in semiconductor technology.

Collaborations

Throughout his career, Nagatomo has collaborated with esteemed colleagues such as Kikuo Utsuno and Akira Nakayama. These partnerships have fostered a creative environment that has led to the development of innovative solutions in the semiconductor field.

Conclusion

Shigeru Nagatomo'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 this critical area of 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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