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Taoyuan, Taiwan

Qisda Corporation

USPTO Granted Patents = 549

Trademarks = 3

Forward Citations = 928

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509 inventors (with patents filed for the assignee):

Tsung-Hsun Wu (43 out of 54 patents)

Ming-Kuen Lin (35 out of 41 patents)

Chih-Shiung Chien (19 out of 19 patents)

4. Yung-Chun Su (15 out of 16 patents)

5. Po-Fu Wu (15 out of 15 patents)

6. Chi-Jen Chen (13 out of 19 patents)

7. Hsin-Hung Lin (12 out of 12 patents)

8. Chi-Cheng Lin (12 out of 28 patents)

9. Ying-Fang Lin (12 out of 12 patents)

10. Min-Jye Chen (11 out of 14 patents)

11. Chih-Ming Chang (11 out of 85 patents)

12. Chi-Hung Hsiao (10 out of 11 patents)

13. Chuang-Wei Wu (10 out of 29 patents)

14. Chun-Ming Shen (10 out of 12 patents)

15. Ting-Hui Chih (10 out of 18 patents)

Core Competencies:

Power Supply Circuit

Unmanned Aerial Vehicle

Photoacoustic Imaging Device

Display System

Illumination Module

Color Correction System

Light Source Module

Mechanical Member

Projection Device

Touch Display Device

Multicolor Light Mixing Module

Lens Self-Adaptive Control

549 patents: Sort by Forward Citations

1. 12526941 - Support frame (2026-01-13),

2. 12526396 - Eye-protecting display apparatus and eye-protecting display method (2026-01-13),

3. 12526393 - Oral stereoscopic scanning device capable of detecting the tooth surface outline and accurately checking whether the tooth is decayed (2026-01-13),

4. 12521761 - Ultrasonic oscillator element and ultrasonic transducer device (2026-01-13),

5. 12501577 - Air guide module (2025-12-16),

6. 12501560 - Flexible display apparatus (2025-12-16),

7. 12499562 - Method and system for generating a three dimensional image (2025-12-16),

8. 12495970 - Calibration device for an intraoral scanner (2025-12-16),

9. 12489366 - Power supply circuit, voltage drop compensation method and electronic product using the same (2025-12-02),

10. D1103450 - Combination lamp with holder (2025-11-25),

11. 12481121 - System and method of changeable lens self-adaptive control and compensation (2025-11-25),

12. 12480637 - Reflector and illumination device a reflective layer and homogenization layer with particles disposed within a packaging material (2025-11-25),

13. 12473106 - Unmanned vehicle (2025-11-18),

14. 12453029 - Display device (2025-10-21),

15. 12453023 - Hanging rack and image device with hanging function (2025-10-21),

Qisda Corporation is a global company that specializes in providing intelligent systems, smart devices, and integrated solutions. With a wide range of innovative products and services, Qisda serves various industries including healthcare, enterprise, smart home, and automotive. The company focuses on delivering cutting-edge technologies and exceptional user experiences to enhance the quality of life and productivity for individuals and businesses worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 13 2026

549 Patents

#5 in Taoyuan

#52 in Taiwan

#1,725 in the World

Taoyuan, Taiwan

Qisda Corporation

Forward Citations = 928

509 inventors:

Tsung-Hsun Wu (43 out of 54 patents)

Ming-Kuen Lin (35 out of 41 patents)

Chih-Shiung Chien (19 out of 19 patents)

4. Yung-Chun Su (15 out of 16 patents)

5. Po-Fu Wu (15 out of 15 patents)

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