Sakura, Japan

Nobuyoshi Shimizu

This inventor holds 71 USPTO granted patents and 3 published patent applications, plus 1 CIPO patent and 2 EPO patents, primarily in Touchscreen Technology (CPC class G06F). Top assignees: Canon Kabushiki Kaisha, Fujitsu Component Limited, Fujitsu Corporation. Active years: 1990-2018.

USPTO Granted Patents = 71 

% Patents Active = 16.9



Average Co-Inventor Count = 3.9

ph-index = 10

Forward Citations = 276(Granted Patents)

Forward Citations (Not Self Cited) = 251(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kawasaki, JP (1996)
  • Chiba, JP (2010)
  • Yokohama, JP (1990 - 2012)
  • Shinjuku-ku, JP (2015)
  • Sakura, JP (2003 - 2016)
  • Shinagawa, JP (2005 - 2016)
  • Tokyo, JP (2002 - 2018)

Company Filing History:


Years Active: 1990-2018

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Areas of Expertise:
Touchscreen Panel
Position Detection
Optical Module
Current Sensor
Probe Carrier
Electronic Apparatus
Anti-EGFR Antibody
Coordinate Detection
Fabrication Method
Optical Connector
Artificial Antibody Library
Testing Method
71 patents (USPTO):Explore Patents

Title: Innovator Nobuyoshi Shimizu: A Pioneer in Touchscreen Technology

Introduction

Nobuyoshi Shimizu, based in Sakura, Japan, is a prolific inventor with a remarkable portfolio of 70 patents. His innovative contributions primarily focus on touchscreen technology and optical components, showcasing his expertise and dedication to advancing modern electronics.

Latest Patents

Among Nobuyoshi Shimizu's latest patents are groundbreaking inventions that improve user interaction with technology. The first patent is a position detecting method for a touchscreen panel, which outlines a process to determine contact presence on a conductive film segmented into multiple conductive regions. This method measures the time elapsed following a contact detection, establishing protocols to determine continued contact based on predetermined time frames.

Another notable patent involves an optical member and optical module. This invention includes a base with a surface adorned with multiple protrusions. These protrusions are strategically arranged to allow adhesive to fill the spaces between them, thus facilitating the adhesion of a target component above the base through a capillary effect.

Career Highlights

Nobuyoshi Shimizu has made significant strides in his career, having dedicated his expertise to prestigious companies such as Canon and Fujitsu Component Limited. His work has contributed to substantial advancements in the fields of imaging and optical technologies.

Collaborations

Throughout his career, Nobuyoshi has collaborated with esteemed coworkers, including Atsushi Takayanagi and Toshifumi Fukui, further enriching his innovative journey. These collaborations have fostered an environment of creativity and technical excellence.

Conclusion

Nobuyoshi Shimizu stands out as an influential inventor in the realm of touchscreen technology and optical components. With his extensive patent portfolio and collaborative spirit, he continues to shape the future of electronic devices, leaving a lasting impact on technology and user experience.

Profile summary based on public USPTO records.
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