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For the Inventor, By the Inventor

Shenzhen, China

Appotronics Corporation Limited


USPTO Granted Patents = 205


Trademarks = 17

Forward Citations = 132

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98 inventors (with patents filed for the assignee):

goldMedal Fei Hu (111 out of 121 patents)

silverMedal Yi Li (74 out of 127 patents)

bronzeMedal Zuqiang Guo (49 out of 52 patents)

4.  Yi Li (44 out of 65 patents)

5.  Yi Li (32 out of 42 patents)

6.  Yi Yang (31 out of 57 patents)

7.  Lin Wang (22 out of 42 patents)

8.  Peng Du (19 out of 107 patents)

9.  Xin Yu (19 out of 44 patents)

10.  Qian Li (16 out of 67 patents)

11.  Haixiong Hou (14 out of 15 patents)

12.  Wei Sun (14 out of 71 patents)

13.  Zeqin Wang (13 out of 18 patents)

14.  Yanzheng Xu (13 out of 13 patents)

15.  Liangliang Cao (12 out of 17 patents)


Core Competencies:
Projection Device
Light Source System
Optical Engine
Display Apparatus
Color Wheel
Projection Screen
LED Display
Wavelength Conversion
Laser Illumination
Optical Film
Head-Up Display
Light Emitting Diode

205 patents:

1. 12730368 - Light source device (2026-09-08),
2. 12687733 - Polarization splitting device, polarization splitting structure and projection device (2026-07-21),
3. 12647542 - Color correction method for lighting system and lighting system (2026-06-02),
4. 12578634 - Light source control method for display device and display device (2026-03-17),
5. 12468131 - Fly-eye lens group, light source device, and projection apparatus (2025-11-11),
6. 12443034 - Optical film and optical imaging system (2025-10-14),
7. 12248157 - Projection screen (2025-03-11),
8. 12210276 - Light-source system and projection device (2025-01-28),
9. 12177612 - Projection display system (2024-12-24),
10. 12153232 - Prism apparatus and projection device (2024-11-26),
11. 12146085 - Multiphase fluorescent ceramic and preparation method thereof (2024-11-19),
12. 12142713 - LED display screen (2024-11-12),
13. 12130429 - Head-up display screen, head-up display assembly, and vehicle (2024-10-29),
14. 12124048 - Optical engine system and display apparatus (2024-10-22),
15. 12120468 - Display apparatus and display system (2024-10-15),
Company Overview
Appotronics Corporation Limited, headquartered in Shenzhen, China, specializes in advanced projection technology. The company focuses on the development and manufacturing of innovative projection devices, light source systems, and optical engines. Their expertise extends to display apparatuses, color wheels, projection screens, and LED displays, with a strong emphasis on wavelength conversion technologies. Appotronics is committed to enhancing visual experiences across various applications, positioning itself as a leader in the projection technology sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

205 Patents

#32 in Shenzhen

#166 in China

#4,139 in the World

Shenzhen, CN
Shenzhen, China

Appotronics Corporation Limited

Forward Citations = 132

98 inventors:

goldMedal Fei Hu (111 out of 121 patents)

silverMedal Yi Li (74 out of 127 patents)

bronzeMedal Zuqiang Guo (49 out of 52 patents)

4.  Yi Li (44 out of 65 patents)

5.  Yi Li (32 out of 42 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Appotronics Corporation Limited. Retrieved from https://idiyas.com/company/appotronics

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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