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For the Inventor, By the Inventor

Fujisawa, Japan

Shoichi Shimizu

This inventor holds 11 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Tokyo Shibaura Denki Kabushiki Kaisha, Toshiba Electronic Devices & Storage Corporation. Active years: 1985-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoichi Shimizu. Retrieved from https://idiyas.com/inventor/shoichi-shimizu

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

USPTO Granted Patents = 11

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 6

Forward Citations = 83(Granted Patents)


Location History:

  • Fujisawa, JP (1985 - 1998)
  • Kawasaki Kanagawa, JP (2018)
  • Yokohama Kanagawa, JP (2022)

Company Filing History:

goldMedal9 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal2 out of 2,916 
 
Tokyo Shibaura Denki Kabushiki Kaisha
 patents
bronzeMedal1 out of 1,703 
 
Toshiba Electronic Devices & Storage Corporation
 patents
where one patent can have more than one assignee

Years Active: 1985-2022

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11 patents (USPTO):Explore Patents
1. 11275419 - Electronic device (2022-03-15),
2. 9946329 - Electronic apparatus (2018-04-17),
3. 5767702 - Switched pull down emitter coupled logic circuits (1998-06-16),
4. 5204553 - Field effect transistor circuit (1993-04-20),
5. 5160858 - Field-effect transistor circuit (1992-11-03),
6. 4926451 - Timing controller for high-speed digital integrated circuit (1990-05-15),
7. 4897565 - Logic circuit using Schottky barrier FETs (1990-01-30),
8. 4816831 - Analog-digital converter realizing high integation with high resolution (1989-03-28),
9. 4740907 - Full adder circuit using differential transistor pairs (1988-04-26),
10. 4542370 - Cascade-comparator A/D converter (1985-09-17),
11. 4491747 - Logic circuit using depletion mode field effect switching transistors (1985-01-01),

Title: The Innovations of Shoichi Shimizu

Introduction

Shoichi Shimizu is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of electronics, holding a total of 11 patents. His work primarily focuses on electronic devices and apparatuses that enhance functionality and efficiency.

Latest Patents

One of his latest patents is an electronic device that includes an interface with a first terminal, a second terminal, and a power supply. This device features a voltage divider with series-connected resistors, which converts a first signal to a different voltage level based on the state of a first programmable fuse. Additionally, it incorporates transistors that manage the conduction state of the device, ensuring optimal performance. Another significant patent is for an electronic apparatus that includes a connector, power circuit, and controller. This apparatus is designed to connect to external devices and generate power using voltage from these devices, showcasing Shimizu's innovative approach to electronic design.

Career Highlights

Throughout his career, Shoichi Shimizu has worked with prominent companies such as Kabushiki Kaisha Toshiba and Tokyo Shibaura Denki Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in electronic technology.

Collaborations

Some of his notable coworkers include Yasuhiro Sugimoto and Shigeru Kataoka. Their collaboration has likely fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.

Conclusion

Shoichi Shimizu's contributions to the field of electronics through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the industry, paving the way for future innovations.

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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