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Sodegaura, Japan

Keiji Okinaka

USPTO Granted Patents = 11

EPO Patents = 1

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 5(Granted Patents)

Company Filing History:

11 out of 2,272

Idemitsu Kosan Company, Limited

Years Active: 2020-2025

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12486452 - Organic electroluminescent element and electronic device (2025-12-02),

2. 12364160 - Organic electroluminescent element and electronic device (2025-07-15),

3. 12200961 - Organic electroluminescence element, display device, and electronic apparatus (2025-01-14),

4. 12077500 - Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device (2024-09-03),

5. 11944009 - Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device (2024-03-26),

6. 11739061 - Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device (2023-08-29),

7. 11730052 - Light-emitting device (2023-08-15),

8. 11482681 - Compound, material for organic electroluminescence element, organic electroluminescence element, and electronic device (2022-10-25),

9. 11059781 - Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device (2021-07-13),

10. 10851055 - Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device (2020-12-01),

11. 10590080 - Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device (2020-03-17),

Title: Keiji Okinaka - Innovative Japanese Inventor

Introduction: Keiji Okinaka is a renowned inventor hailing from Sodegaura, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Keiji Okinaka holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to innovation.

Career Highlights: Throughout his illustrious career, Keiji Okinaka has worked with leading research institutions and tech companies, spearheading projects that have revolutionized industries and improved the quality of life for many.

Collaborations: Keiji Okinaka has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of creativity and excellence in all his endeavors.

Conclusion: Keiji Okinaka's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

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