Tsuyoshi Naijo

This inventor holds 34 USPTO granted patents and 31 published patent applications and 3 EPO patents, primarily in Organic Light-Emitting Devices. Top assignees: Samsung Display Co., Ltd., Lapto Co., Ltd.. Active years: 2013-2025.

USPTO Granted Patents = 34 (Patent Applications = 31)

% Patents Active = 91.2

EPO Patents = 3 (Patent Applications = 4)

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 35(Granted Patents)

Location History:

Gyeonggi-do, KR (2016)
Yongin, KR (2013 - 2017)
Suwon-si, KR (2015 - 2023)
Yongin-si, KR (2018 - 2024)

Company Filing History:

34 out of 27,287

Samsung Display Co., Ltd.

where one patent can have more than one assignee

Years Active: 2013-2025

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Areas of Expertise:

Organic Light-Emitting Diode

Luminescence Device

Display Panel

Flexible Substrate

Electronic Apparatus

Color Distances

Cyclic Compound

Light-Emitting Device

Thin-Film Solar Cell

Illumination Apparatus

Manufacturing Method

Display Device

34 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12503642 - Light-emitting device including heterocyclic compound and electronic apparatus including the light-emitting device (2025-12-23),

2. 12421255 - Luminescence device and polycyclic compound for luminescence device (2025-09-23),

3. 12284859 - Organic light-emitting device and apparatus including the same (2025-04-21),

4. 12279475 - Organic light-emitting diode having color distances between pixel electrodes and organic emission layers and light-emitting display apparatus comprising the same (2025-04-14),

5. 12274117 - Light-emitting device and an electronic apparatus including same (2025-04-08),

6. 12262629 - Organic light-emitting device (2025-03-25),

7. 12256630 - Light-emitting device (2025-03-18),

8. 12219789 - Organic light-emitting device and apparatus including the same (2025-02-04),

9. 12167618 - Light emitting element and display panel including the same (2024-12-10),

10. 12082497 - Condensed cyclic compound and organic light emitting device comprising same (2024-09-03),

11. 11832467 - Light-emitting device and electronic apparatus including the same (2023-11-28),

12. 11778844 - Light emitting element and display panel including the same (2023-10-03),

13. 11758760 - Organic light-emitting diode having color distances between pixel electrodes and organic emission layers and light-emitting display apparatus comprising the same (2023-09-12),

14. 11626566 - Organic light-emitting device and apparatus including the same (2023-04-11),

15. 11557744 - Organic light-emitting device and electronic apparatus including the same (2023-01-17),

Title: Tsuyoshi Naijo: Pioneering Inventor from Yongin, South Korea

Introduction: Tsuyoshi Naijo is a distinguished inventor hailing from Yongin, South Korea, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Tsuyoshi Naijo holds several patents in the areas of artificial intelligence, robotics, and renewable energy technologies, showcasing his commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Tsuyoshi Naijo has worked with leading tech companies and research institutions, playing a pivotal role in developing cutting-edge solutions that have revolutionized various industries.

Collaborations: Throughout his career, Tsuyoshi Naijo has collaborated with top engineers, scientists, and researchers from around the globe, fostering a culture of innovation and knowledge exchange that has led to numerous breakthrough inventions.

Conclusion: Tsuyoshi Naijo's relentless pursuit of innovation and his passion for creating technology that makes a positive impact on society solidify his position as a visionary inventor shaping the future of technology.