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Optrex Corporation

USPTO Granted Patents = 42

% Expired Patents = 38.1

EPO Patents = 7

Forward Citations = 331

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48 inventors (with patents filed for the assignee):

Masao Ozeki (10 out of 20 patents)

Naoki Kato (9 out of 16 patents)

Satoshi Niiyama (6 out of 42 patents)

4. Kenji Gondo (4 out of 5 patents)

5. Shinya Tahara (4 out of 8 patents)

6. Noriko Suehiro (4 out of 6 patents)

7. Makoto Nagai (4 out of 9 patents)

8. Kiyoshi Watanabe (3 out of 54 patents)

9. Akira Nakazawa (3 out of 54 patents)

10. Haruki Mori (3 out of 22 patents)

11. Yoshinori Hirai (3 out of 26 patents)

12. Tomohiro Takano (2 out of 3 patents)

13. Toshihiko Suzuki (2 out of 88 patents)

14. Kunio Masumo (2 out of 6 patents)

15. Shinju Otani (2 out of 2 patents)

Core Competencies:

Liquid Crystal Display

Organic EL Display

Touch Panel

Capacitive Touch Panel

Electrostatic Capacity Type

Display Device

Driving Method

Image Display System

Transflective Color Display

Cholesteric Liquid Crystal

Color Liquid Crystal Display

Electrooptical Device

42 patents: Sort by Forward Citations

1. 8913202 - Input-function integrated liquid crystal display device and method for manufacturing the same (2014-12-16),

2. 8890797 - Display device (2014-11-18),

3. 8804365 - Driver element and display device (2014-08-12),

4. 8736531 - Driving device for liquid crystal display panel (2014-05-27),

5. 8717333 - Electrostatic capacity type touch panel, display device and process for producing electrostatic capacity type touch panel (2014-05-06),

6. 8711319 - Liquid crystal display device (2014-04-29),

7. 8593607 - Liquid crystal display element (2013-11-26),

8. 8581123 - Touch panel (2013-11-12),

9. 8350826 - Capacitive touch panel device (2013-01-08),

10. 8021711 - Organic EL display device and method for fabricating the same (2011-09-20),

11. 7525247 - Substrate for organic EL display devices and organic EL display devices (2009-04-28),

12. 7518601 - Array substrate and display apparatus and method for manufacturing display apparatus (2009-04-14),

13. 7432651 - Organic EL element, organic EL display device and method for fabricating them (2008-10-07),

14. 7427224 - Organic EL display and method for producing the same (2008-09-23),

15. 7414363 - Organic EL display device and method for fabricating the same (2008-08-19),

OPTREX Corporation is a leading manufacturer of industrial TFT LCD displays and touch panel modules. With over 40 years of experience, OPTREX provides high-quality products for a wide range of applications including automotive, medical, industrial, and consumer electronics. Their cutting-edge technology and continuous innovation ensure superior image quality, durability, and reliability in their display solutions.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

42 Patents

#887 in Tokyo

#1,907 in Japan

#16,315 in the World

Optrex Corporation

Forward Citations = 331

48 inventors:

Masao Ozeki (10 out of 20 patents)

Naoki Kato (9 out of 16 patents)

Satoshi Niiyama (6 out of 42 patents)

4. Kenji Gondo (4 out of 5 patents)

5. Shinya Tahara (4 out of 8 patents)

Please report any incorrect information to [email protected]

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