For the Inventor, By the Inventor

Enter assignee name

Taoyuan, Taiwan

Qisda Corporation

USPTO Granted Patents = 584

% Expired Patents = 31.7

Trademarks = 3

Forward Citations = 962

Loading Chart...

Loading Chart...

526 inventors (with patents filed for the assignee):

Tsung-Hsun Wu (46 out of 57 patents)

Ming-Kuen Lin (38 out of 44 patents)

Chih-Shiung Chien (23 out of 23 patents)

4. Yung-Chun Su (16 out of 17 patents)

5. Po-Fu Wu (16 out of 16 patents)

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

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

8. Min-Jye Chen (12 out of 15 patents)

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

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

11. Chih-Ming Chang (12 out of 86 patents)

12. Chuang-Wei Wu (11 out of 31 patents)

13. Fu-Sheng Jiang (11 out of 11 patents)

14. Ching-Tze Huang (11 out of 11 patents)

15. Ching-Shuai Huang (10 out of 10 patents)

Core Competencies:

Laser Projector

Light Source Module

Stereoscopic Imaging

Display Device

Illumination Module

Calibration Device

Multicolor Laser Source

Intraoral Scanner

Image Analysis

Backlight Control

Ultrasonic Transducer

584 patents: Sort by Forward Citations

1. 12754469 - Illumination system and projection device (2026-10-06),

2. 12752301 - Ultrasonic transducer module (2026-10-06),

3. 12737011 - Support frame (2026-09-15),

4. 12736865 - Illumination system and projection apparatus (2026-09-15),

5. 12731896 - Antenna structure (2026-09-08),

6. 12726582 - Vehicle-based monitoring system, vehicle-based monitoring method, and drone (2026-09-01),

7. 12725497 - Unmanned aerial vehicle having dismantling status determination system and dismantling status determination method thereof (2026-09-01),

8. 12724464 - Foldable support frame and electronic device thereof (2026-09-01),

9. 12724338 - Projection apparatus and projecting method (2026-09-01),

10. 12724223 - Optical module (2026-09-01),

11. 12719588 - Ultrasonic transceiver and control method thereof (2026-08-25),

12. 12710308 - TRANSDUCER AND ULTRASONIC PROBE HAVING THE SAME (2026-08-18),

13. 12707574 - Electronic device and security device (2026-08-11),

14. 12704773 - Light source module (2026-08-11),

15. 12695853 - Solid-state light source projector with improved color uniformity (2026-07-28),

Company Overview

Qisda Corporation, headquartered in Taoyuan, Taiwan, specializes in advanced display technology, focusing on innovative solutions such as laser projectors and light source modules. The company is recognized for its expertise in stereoscopic imaging and various display devices, contributing to sectors that require high-quality visual output. Additionally, Qisda develops illumination modules and calibration devices, enhancing performance in imaging applications. Their work in multicolor laser sources and intraoral scanners further underscores their commitment to pushing the boundaries of display and imaging technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

584 Patents

#6 in Taoyuan

#53 in Taiwan

#1,677 in the World

Taoyuan, Taiwan

Qisda Corporation

Forward Citations = 962

526 inventors:

Tsung-Hsun Wu (46 out of 57 patents)

Ming-Kuen Lin (38 out of 44 patents)

Chih-Shiung Chien (23 out of 23 patents)

4. Yung-Chun Su (16 out of 17 patents)

5. Po-Fu Wu (16 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Qisda Corporation. Retrieved from https://idiyas.com/company/qisda

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

Loading…