Yokohama, Japan

Shunji Maeda

This inventor holds 168 USPTO granted patents and 17 published patent applications and 1 EPO patent, primarily in Defect Inspection (CPC class G01N2-188). Top assignees: Hitachi, Ltd., Hitachi-High-Technologies Corporation, Sony Corporation. Active years: 1988-2024.

USPTO Granted Patents = 168 

% Patents Active = 42.3


Average Co-Inventor Count = 3.8

ph-index = 26

Forward Citations = 2,347(Granted Patents)

Forward Citations (Not Self Cited) = 2,095(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa, JP (1991 - 1992)
  • Kanagawa-ken, JP (2006 - 2011)
  • Yokohama, JP (1988 - 2016)
  • Hiroshima, JP (2018)
  • Tokyo, JP (2000 - 2024)

Company Filing History:


Years Active: 1988-2024

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Areas of Expertise:
Defect Inspection
Solid State Image Sensor
Semiconductor Device
Anomaly Detection
Pattern Inspection
Fault Diagnosis
Health Management
Defect Classification
Visual Inspection
Dark-Field Inspection
Error Detection
168 patents (USPTO):Explore Patents

Title: Shunji Maeda: Innovator in Solid State Image Sensor Technology

Introduction:

Shunji Maeda, a talented inventor based in Yokohama, Japan, has made significant contributions in the field of solid state image sensors. With an impressive portfolio of 167 patents, Maeda's expertise lies in developing advanced semiconductor devices, particularly those incorporating stacked substrates. This article sheds light on his latest patents, career highlights, notable collaborations, and his invaluable contributions to the field.

Latest Patents:

Shunji Maeda's recent patents showcase his groundbreaking work in the development of solid state image sensors. The described inventions highlight the construction of sensors with stacked substrates, revolutionizing the field by enhancing pixel array units and control circuitry integration. These innovations facilitate improved functionality and performance in electronic devices, especially those requiring photoelectric conversion capabilities. The patented designs emphasize the establishment of electrical connections through electrodes between the pixel array unit and the control circuit unit, ensuring seamless communication and efficient operations.

Career Highlights:

Maeda has amassed an extensive professional background, having worked with distinguished companies such as Hitachi Co., Ltd and Hitachi High-Technologies Corporation. During his tenure, he has dedicated his efforts to advancing semiconductor technologies, specifically in the realm of image sensors. Maeda's commitment to innovation and his focus on solid state image sensor research have garnered him recognition in the industry.

Collaborations:

Collaboration plays a crucial role in driving innovation, and Shunji Maeda has had the opportunity to work alongside talented individuals in his field. Noteworthy collaborations include his partnerships with fellow inventors Minoru Yoshida and Kaoru Sakai. These collaborative ventures have undoubtedly contributed to the advancement of solid state image sensor technology, bringing about significant improvements and breakthroughs in the industry.

Conclusion:

Shunji Maeda's accomplishments as an inventor in the field of solid state image sensor technology are truly commendable. With an impressive patent portfolio and a focus on developing stacked substrate designs, Maeda has been instrumental in pushing the boundaries of semiconductor innovation. Through his work, he has laid the foundation for enhanced pixel array units and seamless integration of control circuitry, thereby empowering electronic devices with superior photoelectric conversion capabilities. Maeda's contributions to the industry and collaborations with esteemed colleagues emphasize his passion for advancing the field further and cement his status as a respected innovator.

Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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