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For the Inventor, By the Inventor

Tokyo, Japan

Kentaro Hayashi

This inventor holds 25 USPTO granted patents and 45 published patent applications and 12 EPO patents, primarily in Photoelectric Devices. Top assignees: Mitsubishi Heavy Industries Limited, Sony Group Corporation, Oki Electric Industry Co., Ltd.. Active years: 1989-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kentaro Hayashi. Retrieved from https://idiyas.com/inventor/kentaro-hayashi

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

Calculating rank
USPTO Granted Patents = 25 

% Patents Active = 64.0

 

Average Co-Inventor Count = 3.1

ph-index = 5

Forward Citations = 68(Granted Patents)


Location History:

  • Chiba, JP (2006)
  • Nagasaki, JP (2014 - 2015)
  • Kawasaki, JP (2017)
  • Fukuoka, JP (2020)
  • Tokyo, JP (1989 - 2022)

Company Filing History:

goldMedal9 out of 4,753 
 
Mitsubishi Heavy Industries Limited
 patents
silverMedal4 out of 4,280 
 
Sony Group Corporation
 patents
bronzeMedal3 out of 4,980 
 
Oki Electric Industry Co., Ltd.
 patents
4. 2 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
5. 2 out of 122 
 
Nippon Steel Chemical & Material Co., Ltd.
 patents
6. 2 out of 19 
 
Nippon Steel Chemical & Material Co., Ltd.
 patents
7. 2 out of 7,659 
 
Renesas Electronics Corporation
 patents
8. 1 out of 6 
 
Mitsubishi Heavy Industries, Co., Ltd.
 patents
9. 1 out of 1,358 
 
The University of Tokyo
 patents
10. 1 out of 1,236 
 
Tokyo Ohka Kogyo Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1989-2026

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Areas of Expertise:
Laser Device
Photoelectric Conversion
Light-Emitting Element
Electric-Powered Vehicle
VCSEL
Cooling System
Wind Turbine
Image Pickup
Noise Reduction
Power Circuit
Hydraulic Device
Image Processing
25 patents (USPTO):Explore Patents
1. 12767661 - Organic electroluminescent element (2026-10-20),
2. 12738713 - Laser device, laser device array, and method of producing a laser device (2026-09-15),
3. 12685013 - Material for photoelectric conversion elements for image pickup, and photoelectric conversion element for image pickup (2026-07-14),
4. 12586986 - Light-emitting device (2026-03-24),
5. 12534114 - Electric-powered vehicle (2026-01-27),
6. 12519287 - VCSEL with anisotropic curved mirror (2026-01-06),
7. 12501581 - Cooling system (2025-12-16),
8. 12426503 - Material for photoelectric conversion element for imaging (2025-09-23),
9. 12334706 - Light emitting element, light emitting element array, and method of manufacturing light emitting element array (2025-06-17),
10. 11300097 - Wind turbine blade apparatus and wind turbine blade attachment member (2022-04-12),
11. 11181130 - Method and system for diagnosing abnormality of hydraulic device (2021-11-23),
12. 10935458 - Facility condition monitoring device and facility condition monitoring method (2021-03-02),
13. 10611934 - Permanent adhesive composition for image sensors, and bonding method and laminate using same (2020-04-07),
14. 10599172 - Power circuit (2020-03-24),
15. 10247203 - Noise reduction structure and supercharging device (2019-04-02),

Title: Kentaro Hayashi: Innovator in Photoelectric Conversion Technology

Introduction

Kentaro Hayashi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of photoelectric conversion technology, holding a total of 18 patents. His work focuses on enhancing the sensitivity and resolution of imaging systems.

Latest Patents

One of Hayashi's latest patents involves a material for photoelectric conversion elements used in imaging. This innovative material achieves higher sensitivity and resolution, which is crucial for advanced imaging applications. The patent describes a specific structure defined by a general formula, where various components represent different chemical groups. Another notable patent is for a light-emitting element array, which includes multiple light-emitting elements arranged in a specific configuration. This array features a stacked structure that enhances light emission efficiency.

Career Highlights

Throughout his career, Kentaro Hayashi has worked with notable companies such as Mitsubishi Heavy Industries and Oki Electric Industry. His experience in these organizations has allowed him to develop cutting-edge technologies that push the boundaries of photoelectric conversion.

Collaborations

Hayashi has collaborated with esteemed colleagues, including Atsushi Yuge and Hiroshi Nishino. Their combined expertise has contributed to the advancement of innovative technologies in their field.

Conclusion

Kentaro Hayashi's contributions to photoelectric conversion technology exemplify his dedication to innovation. His patents reflect a commitment to improving imaging systems, making him a key figure in the industry.

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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