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Taoyuan, Taiwan

Chunghwa Picture Tubes, Ltd.

Calculating rank

USPTO Granted Patents = 980

% Expired Patents = 73.7

Forward Citations = 2,588

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933 inventors (with patents filed for the assignee):

Chi-Neng Mo (42 out of 42 patents)

Hsi-Ming Chang (30 out of 30 patents)

Hsing-Yao Chen (28 out of 38 patents)

4. Bi-Hsien Chen (27 out of 27 patents)

5. Chia-Lin Liu (25 out of 25 patents)

6. Chin-Hai Huang (23 out of 23 patents)

7. Hsiang-Tan Lin (23 out of 23 patents)

8. Meng-Chi Liou (20 out of 20 patents)

9. Hung-Hsiang Chen (20 out of 27 patents)

10. Wen-Chih Tai (18 out of 18 patents)

11. Ching-Hui Lin (17 out of 43 patents)

12. Huai-An Li (17 out of 17 patents)

13. Yen-Yu Huang (16 out of 16 patents)

14. Kuang-Lang Chen (16 out of 17 patents)

15. Chien-Hung Zordius Chen (15 out of 79 patents)

Core Competencies:

Active Device Array

Thin-Film Transistor

Touch Sensing Device

Liquid Crystal Display

Organic Light-Emitting Diode

Pixel Structure

Display Apparatus

Holographic Projection

Backlight Structure

Augmented Reality

Transparent Display

Driving Circuit

980 patents: Sort by Forward Citations

1. 10396213 - Active device array substrate and manufacturing method thereof (2019-08-27),

2. 10373819 - Method for processing substrate (2019-08-06),

3. 10372011 - Electronically controlled light valve and display apparatus having high transmittance and high reflectivity (2019-08-06),

4. 10303010 - Method of manufacturing pixel structure of liquid crystal display panel (2019-05-28),

5. 10276433 - Method for fabricating planarization layer (2019-04-30),

6. 10275064 - In cell touch display device and common voltage generating method thereof (2019-04-30),

7. 10256261 - Forming method of via hole and manufacturing method of pixel structure (2019-04-09),

8. 10222902 - Touch sensing device and touch sensing method (2019-03-05),

9. 10181528 - Thin-film transistor and manufacturing method thereof (2019-01-15),

10. 10177180 - Method for forming pixel structure (2019-01-08),

11. 10176779 - Display apparatus (2019-01-08),

12. 10175820 - Verification apparatus and verification method for touch display panel (2019-01-08),

13. 10163411 - Liquid crystal display device and driving method thereof (2018-12-25),

14. 10153302 - Pixel structure (2018-12-11),

15. 10147807 - Method of manufacturing pixel structure (2018-12-04),

Company Overview

Chunghwa Picture Tubes, Ltd. is a prominent player in the display technology sector, headquartered in Taoyuan, Taiwan. The company specializes in the development and manufacturing of advanced display solutions, including liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs). Its expertise extends to core technologies such as active device arrays, thin-film transistors, touch sensing devices, and innovative pixel structures. Chunghwa Picture Tubes is committed to enhancing visual experiences through cutting-edge display apparatus and holographic projection technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

980 Patents

#4 in Taoyuan

#37 in Taiwan

#1,050 in the World

Taoyuan, Taiwan

Chunghwa Picture Tubes, Ltd.

Forward Citations = 2,588

933 inventors:

Chi-Neng Mo (42 out of 42 patents)

Hsi-Ming Chang (30 out of 30 patents)

Hsing-Yao Chen (28 out of 38 patents)

4. Bi-Hsien Chen (27 out of 27 patents)

5. Chia-Lin Liu (25 out of 25 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Chunghwa Picture Tubes, Ltd.. Retrieved from https://idiyas.com/company/chunghwa-picture-tubes

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]

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