Kanagawa, Japan

Masayuki Sakakura

This inventor holds 297 USPTO granted patents and 19 published patent applications and 9 EPO patents, primarily in Semiconductor Devices (CPC class H01L29-7869). Top assignees: Semiconductor Energy Laboratory Co., Ltd., Sharp Kabushiki Kaisha Corporation. Active years: 2000-2025.

USPTO Granted Patents = 297 

% Patents Active = 66.7

 

Average Co-Inventor Count = 3.4

ph-index = 35

Forward Citations = 4,494(Granted Patents)

Forward Citations (Not Self Cited) = 3,923(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Kanagawa-ken, JP (2004)
  • Atsugi Kanagawa, JP (2011)
  • Atsugi, JP (2003 - 2013)
  • Ebina, JP (2007 - 2019)
  • Kanagawa, JP (2000 - 2024)
  • Isehara, JP (2009 - 2024)
  • Tochigi, JP (2012 - 2024)

Company Filing History:


Years Active: 2000-2025

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Areas of Expertise:
Semiconductor Device
Transistor
Display Device
Light-Emitting Device
Manufacturing Method
In-Ga-Zn-O Films
Liquid Crystal Display
C-axis Alignment
297 patents (USPTO):Explore Patents

Title: Masayuki Sakakura: Paving the Way for Semiconductor Innovations

Introduction:

Masayuki Sakakura, a prolific inventor based in Kanagawa, Japan, has established himself as a leading figure in the field of semiconductor technology. With an impressive portfolio of 282 patents, Sakakura's innovative contributions have revolutionized the industry. This article delves into his latest patents, career highlights, and notable collaborations.

Latest Patents:

Sakakura's recent patents showcase his expertise in developing semiconductor devices with a focus on improving yield and enabling miniaturization.

1. Semiconductor device - This patent aims to prevent a decrease in yield caused by electrostatic destruction. Sakakura proposes a design featuring a scan line driver circuit with a shift register, where a conductive film, serving as gate electrodes for multiple transistors, is divided and electrically connected by a separate conductive film formed in a different layer.

2. Semiconductor device - In this patent, Sakakura addresses the need for miniaturization and higher density. His innovative design incorporates a first transistor over a semiconductor substrate, a second transistor utilizing an oxide semiconductor, and a capacitor featuring a unique arrangement of conductors and insulators.

Career Highlights:

Throughout his career, Sakakura has made significant contributions to the semiconductor industry while working for esteemed companies such as Semiconductor Energy Laboratory Co., Ltd. and Sharp Corporation.

Collaborations:

Sakakura has had the privilege of collaborating with notable individuals, further enhancing his contributions to the field. Two prominent coworkers are Shunpei Yamazaki and Junichiro Sakata. These collaborations have enabled the exchange of ideas and the realization of groundbreaking inventions.

Conclusion:

Masayuki Sakakura's wealth of knowledge and pioneering spirit have propelled him to the forefront of semiconductor technology. Through his numerous patents, he has addressed key challenges in the industry, improving yield, achieving miniaturization, and enhancing device density. Sakakura's collaborations with esteemed colleagues further underscore his commitment to innovation. As the industry continues to evolve, we eagerly anticipate his future contributions, ensuring a brighter and more efficient future for semiconductor devices.

Profile summary based on public USPTO records.
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