Kanagawa, Japan

Junya Maruyama

This inventor holds 202 USPTO granted patents and 1 published patent application and 9 EPO patents, primarily in Semiconductor Devices (CPC class H01L27-1266). Top assignee: Semiconductor Energy Laboratory Co., Ltd.. Active years: 2003-2025.

USPTO Granted Patents = 202 

% Patents Active = 26.7

 

Average Co-Inventor Count = 3.8

ph-index = 43

Forward Citations = 6,273(Granted Patents)

Forward Citations (Not Self Cited) = 5,540(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Kanagawa-Ken, JP (2009 - 2011)
  • Atsugi, JP (2013)
  • Ebina, JP (2005 - 2018)
  • Kanagawa, JP (2003 - 2024)

Company Filing History:


Years Active: 2003-2025

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Areas of Expertise:
Display Panel
Display Device
Manufacturing Method
Semiconductor Device
Peeling Method
Self-Light-Emitting Device
Delamination Method
Transferring Method
Vehicle Integration
Input/Output Device
Thermal Management
3D Stacking
202 patents (USPTO):Explore Patents

Title: Junya Maruyama: Innovating Display Technology with Patents Galore

Introduction:

Junya Maruyama, hailing from Kanagawa, Japan, is a prolific inventor and engineer known for his groundbreaking contributions in the field of display technology. With an impressive portfolio of 200 patents under his belt, Maruyama has established himself as a key figure in the industry. This article delves into his latest patents, career highlights, and noteworthy collaborations.

Latest Patents:

Among Maruyama's recent patents, one notable invention includes a display panel and display device aimed at suppressing display unevenness. This innovative technology incorporates a high aperture ratio of pixels, ensuring superior image quality. The display panel integrates multiple layers, including pixel electrodes, light-emitting layers, common layers, a common electrode, and auxiliary wiring, to achieve optimal performance and uniformity.

Another groundbreaking invention by Maruyama revolves around a display device and its manufacturing method. This patent allows for the seamless combination of multiple display panels with curved surfaces within a confined space. By curving specific portions of the display panels, users can easily view the screen, and the overall design versatility of in-car displays is enhanced. This invention opens up possibilities for immersive and user-friendly displays in various settings.

Career Highlights:

Junya Maruyama's exceptional career has revolved around his work at the Semiconductor Energy Laboratory Co., Ltd. (SEL), a renowned company at the forefront of semiconductor and display technologies. Maruyama's contributions have significantly propelled the company's growth and reputation in the field.

Collaborations:

Throughout his journey, Maruyama has collaborated with esteemed colleagues, including Toru Takayama and Shunpei Yamazaki. These collaborative efforts have resulted in a synergy of knowledge, expertise, and inventive ideas, leading to the development of revolutionary display technologies. Together, they have aimed to push the boundaries of what is possible in the realm of display innovation.

Conclusion:

Junya Maruyama has made indelible marks in the realm of display technology, boasting an extensive patent portfolio and an unwavering commitment to innovation. His latest patents in display panel technology and display devices exemplify his dedication to improving image quality, suppressing display unevenness, and revolutionizing in-car displays. As he continues to collaborate with talented peers and contribute to the industry, there is little doubt that Maruyama will remain an influential figure in the field for years to come.

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