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Joled Inc.

USPTO Granted Patents = 713

% Expired Patents = 5.8

EPO Patents = 41

Trademarks = 2

Forward Citations = 1,226

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395 inventors (with patents filed for the assignee):

Hitoshi Tsuge (38 out of 53 patents)

Shinya Ono (36 out of 79 patents)

Kenichi Nendai (27 out of 36 patents)

4. Katsuhide Uchino (26 out of 457 patents)

5. Hiroshi Takahara (26 out of 67 patents)

6. Jiro Yamada (24 out of 117 patents)

7. Tetsuro Yamamoto (23 out of 202 patents)

8. Kouhei Ebisuno (19 out of 28 patents)

9. Naobumi Toyomura (17 out of 85 patents)

10. Masaki Nishimura (17 out of 53 patents)

11. Kosuke Mishima (17 out of 18 patents)

12. Noriyuki Matsusue (17 out of 27 patents)

13. Takahiro Komatsu (17 out of 48 patents)

14. Yasunori Kijima (16 out of 61 patents)

15. Atsuhito Murai (16 out of 44 patents)

Core Competencies:

Organic EL Display

Display Device

Manufacturing Method

Self-Luminous Element

Pixel Circuit

Current Limiting Circuit

Semiconductor Device

Display Apparatus

Luminescent Display

Flexible Substrate

Protective Films

Light-Emitting Panel

713 patents: Sort by Forward Citations

1. 12707828 - Display panels, manufacturing methods thereof, and display devices (2026-08-11),

2. 12408512 - Organic EL display panel and method for manufacturing organic EL display panel (2025-09-02),

3. 12277008 - Display device (2025-04-14),

4. 12218243 - Semiconductor device, display apparatus, and manufacturing method of semiconductor device (2025-02-04),

5. 12013728 - Display apparatus (2024-06-18),

6. 11985773 - Display device (2024-05-14),

7. 11977413 - Display device (2024-05-07),

8. 11943958 - Display panel and display apparatus (2024-03-26),

9. 11942031 - Current limiting circuit, display device, and current limiting method (2024-03-26),

10. 11893932 - Display apparatus and current limiting method (2024-02-06),

11. 11812565 - Display apparatus (2023-11-07),

12. 11806975 - Display apparatus (2023-11-07),

13. 11800741 - Display unit with moisture proof film outside of seal section and electronic apparatus with said display unit (2023-10-24),

14. 11758749 - Organic EL element having one functional layer with NaF and the other functional layer with Yb (2023-09-12),

15. 11751451 - Display device having multiple protective films and wiring layer (2023-09-05),

Joled Inc., based in Tokyo, specializes in the development and manufacturing of organic electroluminescent (EL) displays. The company focuses on innovative technologies related to self-luminous elements and pixel circuits, enhancing display quality and efficiency. Joled's expertise extends to various aspects of display apparatus, including current limiting circuits and semiconductor devices, positioning it as a key player in the organic display technology sector. The company's advancements contribute significantly to the evolution of display solutions across multiple applications.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

713 Patents

#139 in Tokyo

#287 in Japan

#1,397 in the World

Joled Inc.

Forward Citations = 1,226

395 inventors:

Hitoshi Tsuge (38 out of 53 patents)

Shinya Ono (36 out of 79 patents)

Kenichi Nendai (27 out of 36 patents)

4. Katsuhide Uchino (26 out of 457 patents)

5. Hiroshi Takahara (26 out of 67 patents)

Please report any incorrect information to [email protected]

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