Yokohama, Japan

Tetsuya Ishikawa

This inventor holds 108 USPTO granted patents and 9 published patent applications and 19 EPO patents, primarily in Image Forming Technology (CPC class B60N2-0725). Top assignees: Canon Kabushiki Kaisha, Honda Motor Co., Ltd., Konica Minolta, Inc.. Active years: 1996-2026.

USPTO Granted Patents = 108 

% Patents Active = 69.4

 

Average Co-Inventor Count = 3.0

ph-index = 13

Forward Citations = 582(Granted Patents)

Forward Citations (Not Self Cited) = 529(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Higashimurayama, JP (1999)
  • Utsunomiya, JP (2009)
  • Meguro-Ku, JP (2012)
  • Hachioji, JP (2004 - 2017)
  • Dublin, OH (US) (2017 - 2019)
  • Tochigi, JP (2019)
  • Yokohama, JP (1996 - 2021)
  • Tokyo, JP (2005 - 2022)
  • Sagamihara, JP (2016 - 2022)
  • Shinagawa-ku, JP (2021 - 2022)
  • Kanagawa, JP (2004 - 2024)
  • Saitama, JP (2006 - 2024)
  • Musashino, JP (2019 - 2024)

Company Filing History:


Years Active: 1996-2026

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Areas of Expertise:
Image Recording Apparatus
Inkjet Printing
Optical Sheet
Material Defect Detection
Current Measurement
Power Transmission
Developing Device
Vehicle Seat
Robot Arm
Conveyor Belt
Thinning Detection
Grip Mechanism
108 patents (USPTO):Explore Patents

Title: Tetsuya Ishikawa: A Pioneer in Imaging and Current Measurement Technologies

Introduction

Tetsuya Ishikawa is a distinguished inventor based in Yokohama, Japan, known for his remarkable contributions to imaging and electrical measurement technologies. With an impressive portfolio of 105 patents, he has demonstrated a consistent ability to innovate and push the boundaries of technology.

Latest Patents

Among his latest inventions, Ishikawa has developed an "Image Recording Apparatus with Heating of Recording Medium on Which Recording Has Been Performed and with Branched Conveying Path." This apparatus features a recording unit that efficiently records images on a recording medium. It includes a discharge unit for the processed medium, multiple conveying paths, and a heating unit to ensure optimal performance during the recording process.

Another significant patent is the "Current Measurement Device for Measuring Currents Flowing in Mutually Opposite Directions." This device utilizes four or more triaxial magnetic sensors arranged in specific positional relationships, allowing for precise calculations of currents flowing through closely located conductors in opposite directions, thereby enhancing measurement accuracy.

Career Highlights

Ishikawa’s career has seen him collaborate with prominent companies in the industry. His experience at Canon Inc. and Honda Motor Co., Ltd. has played a crucial role in shaping his innovative mindset and technical expertise. These stints have allowed him to apply his inventive spirit in both imaging and automotive technologies.

Collaborations

Throughout his journey, Tetsuya Ishikawa has worked alongside talented individuals such as Tomoya Ogawa and Tomohiro Suzuki. These collaborations have fostered an environment of creativity and innovation, resulting in impactful inventions that have contributed to advancements in their respective fields.

Conclusion

Tetsuya Ishikawa's extensive body of work highlights his dedication to innovation and his ability to revolutionize technologies related to imaging and current measurement. His ongoing pursuit of inventive solutions promises to continue shaping the landscape of these fields for years to come.

Profile summary based on public USPTO records.
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