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For the Inventor, By the Inventor

Miyagi, Japan

Mitsuo Arima

This inventor holds 26 USPTO granted patents and 1 published patent application and 7 EPO patents, primarily in Optical Engineering. Top assignees: Dexerials Corporation, Sony Corporation. Active years: 2001-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuo Arima. Retrieved from https://idiyas.com/inventor/mitsuo-arima

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 26 

% Patents Active = 76.9


Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 19(Granted Patents)


Location History:

  • Miyagi, JP (2001 - 2015)
  • Sendai, JP (2018 - 2020)
  • Tokyo, JP (2017 - 2023)
  • Tagajo, JP (2024)

Company Filing History:

goldMedal14 out of 718 
 
Dexerials Corporation
 patents
silverMedal12 out of 58,145 
 
Sony Corporation
 patents

Years Active: 2001-2026

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Areas of Expertise:
Diffuser Plate
Display Device
Projection Device
Micro-Lens Array
Lighting Device
Optical Element
Roll Mold
Optical Sheet
Liquid Crystal Display
Optical Recording Medium
Anti-Reflective Structure
Magneto-Optical Medium
26 patents (USPTO):Explore Patents
1. 12754352 - Diffuser plate, display device, projecting device, and lighting device (2026-10-06),
2. 12661715 - Method for manufacturing roll mold, roll mold manufacturing apparatus, non-transitory computer readable medium, microlens array, and roll mold (2026-06-23),
3. 12517288 - Diffusion plate, display device, projection device, lighting device, and remote sensing light source (2026-01-06),
4. 12515258 - Method for manufacturing roll mold, roll mold manufacturing apparatus, non-transitory computer readable medium, and roll mold (2026-01-06),
5. 12360293 - Micro-lens array, projection type image display device, method for designing micro-lens array, and method for manufacturing micro-lens array (2025-07-15),
6. 12235471 - Optical body, lighting device, and image display device (2025-02-25),
7. 11960103 - Micro-lens array, projection type image display device, method for designing micro-lens array, and method for manufacturing micro-lens array (2024-04-16),
8. 11726237 - Light diffuser plate, image display device, and lighting device (2023-08-15),
9. 11531144 - Optical body, diffuser plate, display device, projection device, and lighting device (2022-12-20),
10. 11002889 - Reflective diffuser plate, display device, projection device, and lighting device (2021-05-11),
11. 10859735 - Diffuser plate, display device, projection device, and lighting device (2020-12-08),
12. 10858883 - Optical body, window material, and roll screen (2020-12-08),
13. 10139524 - Anti-reflective structure and method for designing same (2018-11-27),
14. 9618657 - Optical element, display device, and input device (2017-04-11),
15. 8998429 - Printed material and photographic material (2015-04-07),

Title: The Innovator Profile: Mitsuo Arima

Introduction:

Mitsuo Arima, a prolific inventor based in Miyagi, Japan, has left a significant mark in the world of technology with his innovative patents and contributions to the field of optics and display devices.

Latest Patents:

Among his impressive portfolio of 20 patents, some of Mitsuo Arima's latest inventions include a Micro-lens array for projection type image display devices, a method for designing said micro-lens array, and a method for manufacturing it. This array features micro-lenses arranged in a matrix, each with four inclined main sides. Additionally, he designed a light diffuser plate that can control the anisotropic shape of diffused light, crucial for image display and lighting devices.

Career Highlights:

Mitsuo Arima has made significant contributions during his tenure at renowned companies such as Sony Corporation and Dexerials Corporation. His work has pushed the boundaries of innovation in the optics industry, creating cutting-edge solutions for image display technologies.

Collaborations:

Throughout his career, Mitsuo Arima has collaborated with esteemed colleagues such as Jun Shimizu and Kei Obata. These partnerships have led to groundbreaking advancements in the field of micro-lens arrays and light diffuser plates, showcasing the power of teamwork in driving innovation forward.

Conclusion:

In conclusion, Mitsuo Arima stands out as a pioneering inventor with a remarkable track record of patent filings and technological advancements. His work continues to shape the landscape of optics and display devices, cementing his legacy as a visionary in the world of innovation.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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