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For the Inventor, By the Inventor

Tokyo, Japan

Hirokazu Miyashita

This inventor holds 69 USPTO granted patents and 45 published patent applications and 19 EPO patents, primarily in Organic Light-Emitting Devices (CPC class H01L). Top assignees: Canon Kabushiki Kaisha, Ferric Inc., Japan Cold Chain Co., Ltd. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Miyashita. Retrieved from https://idiyas.com/inventor/hirokazu-miyashita

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

USPTO Granted Patents = 69 

% Patents Active = 98.6

 

Average Co-Inventor Count = 5.3

ph-index = 5

Forward Citations = 68(Granted Patents)

Forward Citations (Not Self Cited) = 50(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tokyo, JP (2015 - 2024)
  • Ebina, JP (2020 - 2024)
  • Kanagawa, JP (2023 - 2024)

Company Filing History:

goldMedal63 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
silverMedal4 out of 48 
 
Ferric Inc.
 patents
bronzeMedal1 out of 1 
 
Japan Cold Chain Co., Ltd
 patent
4. 1 out of 21 
 
S.t. Corporation
 patents
5. 1 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2015-2026

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Areas of Expertise:
Organic Light-Emitting Element
Photoelectric Conversion Element
Display Apparatus
Electronic Equipment
Illumination Apparatus
Image Pickup Apparatus
Organic Compound
Heating Composition
Temperature Control Agent
Lighting Device
Moving Object
Organic EL Device
69 patents (USPTO):Explore Patents
1. 12740890 - Method for manufacturing heating body, and heating body (2026-09-22),
2. 12648354 - Organic compound and organic light-emitting element (2026-06-02),
3. 12590112 - Organic compound and organic light-emitting device (2026-03-31),
4. 12588355 - Organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic equipment, lighting apparatus, moving body, and exposure light source (2026-03-24),
5. 12565512 - Organic compound, organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic apparatus, illumination apparatus, moving object, and exposure light source (2026-03-03),
6. 12557548 - Organic compound and organic light-emitting device (2026-02-17),
7. 12551367 - Temperature control agent, and heating composition, packaging material, and warming material each comprising same (2026-02-17),
8. 12384799 - Organic compound and organic light-emitting device (2025-08-12),
9. 12338252 - Organic compound and organic light-emitting device (2025-06-24),
10. 12336311 - Photoelectric conversion element, image pickup element, and image pickup apparatus (2025-06-17),
11. 12317746 - Organic compound, organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic apparatus, lighting device, and moving object (2025-05-27),
12. 12286444 - Organic compound and organic light-emitting device (2025-04-29),
13. 12193323 - Organic compound and organic light-emitting device (2025-01-07),
14. 12172941 - Organic compound and organic light-emitting device (2024-12-24),
15. 12097144 - Heating body and method for producing the same (2024-09-24),

Title: Unveiling the Innovations of Inventor Hirokazu Miyashita

Introduction: Meet the brilliant inventor Hirokazu Miyashita hailing from Tokyo, Japan, known for his impressive portfolio of 49 patents in various cutting-edge technologies.

Latest Patents: Among his latest patents are groundbreaking inventions such as "Organic compound and organic light-emitting element," which introduces an organic compound with unique structural features. Additionally, "Organic compound and photoelectric conversion element" showcases his expertise in enhancing photoelectric conversion elements.

Career Highlights: Hirokazu Miyashita has left a lasting impact through his work with prestigious companies such as Canon Kabushiki Kaisha and Japan Cold Chain Co., Ltd., where he has revolutionized the field of technology with his innovative creations.

Collaborations: Collaborating with esteemed colleagues like Jun Kamatani and Naoki Yamada, Hirokazu Miyashita has fostered a culture of innovation and excellence, leading to the development of cutting-edge solutions in the industry.

Conclusion: In conclusion, Hirokazu Miyashita stands as a visionary inventor whose relentless pursuit of innovation has resulted in numerous groundbreaking patents. His contributions continue to inspire and shape the landscape of technology, making him a true pioneer in his field.

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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