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Fremont, CA, United States of America

Intematix Corporation

USPTO Granted Patents = 189

% Expired Patents = 41.3

EPO Patents = 20

Trademarks = 4

Forward Citations = 2,725

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68 inventors (with patents filed for the assignee):

Yi-Qun Li (146 out of 175 patents)

Gang Wang (36 out of 40 patents)

Haitao Yang (32 out of 32 patents)

4. Yi Dong (31 out of 33 patents)

5. Shifan Cheng (29 out of 30 patents)

6. Charles O Edwards (29 out of 55 patents)

7. Dejie Tao (26 out of 30 patents)

8. Xianglong Yuan (24 out of 30 patents)

9. Ning Wang (20 out of 24 patents)

10. Xiao-dong Xiang (12 out of 25 patents)

11. Jun-Gang Zhao (10 out of 13 patents)

12. Bing Dai (10 out of 11 patents)

13. Shengfeng Liu (10 out of 14 patents)

14. James F Caruso (10 out of 95 patents)

15. Hyung-Chul Lee (7 out of 8 patents)

Core Competencies:

Photoluminescence

LED Filaments

Solid-State Lighting

Color Rendering

Narrow-Band Phosphors

Full Spectrum Devices

Grow-Lights

Color Tunable Lighting

Liquid Crystal Displays

White Light Emitting

Phosphor Compositions

Lighting Arrangements

189 patents: Sort by Forward Citations

1. 12543601 - Semiconductor optocoupler (2026-02-03),

2. 12381190 - Warm dimming LED-filaments and LED-filament lamps (2025-08-05),

3. 12336328 - High color gamut photoluminescence wavelength converted white light emitting devices (2025-06-17),

4. 12062644 - LED-filaments and LED-filament lamps (2024-08-13),

5. 11901492 - High color rendering white light emitting devices and high color rendering photoluminescence compositions (2024-02-13),

6. 11887973 - Full spectrum white light emitting devices (2024-01-30),

7. 11781065 - Narrow-band red photoluminescence materials for solid-state light emitting devices and filaments (2023-10-10),

8. 11668451 - Solid-state grow-lights for plant cultivation (2023-06-06),

9. 11631792 - Packaged white light emitting devices comprising photoluminescence layered structure (2023-04-18),

10. 11630258 - Color liquid crystal displays and display backlights (2023-04-18),

11. 11574896 - Full spectrum white light emitting devices (2023-02-07),

12. 11492550 - Narrow-band red photoluminescence materials for solid-state light emitting devices and filaments (2022-11-08),

13. 11480308 - Full spectrum white light emitting devices (2022-10-25),

14. 11442218 - Color liquid crystal displays and display backlights (2022-09-13),

15. 11342311 - LED-filaments and LED-filament lamps utilizing manganese-activated fluoride red photoluminescence material (2022-05-24),

Company Overview

Intematix Corporation, based in Fremont, CA, specializes in the development and manufacturing of advanced photoluminescent devices. The company focuses on innovative technologies such as narrow-band phosphors and full spectrum devices, enhancing applications in solid-state lighting and LED filaments. Intematix is dedicated to improving color rendering and providing solutions for grow-lights and color tunable lighting, positioning itself as a leader in the evolving landscape of lighting technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

189 Patents

#14 in Fremont, CA

#473 in California

#2,171 in US

#4,453 in the World

Fremont, CA, United States of America

Intematix Corporation

Forward Citations = 2,725

68 inventors:

Yi-Qun Li (146 out of 175 patents)

Gang Wang (36 out of 40 patents)

Haitao Yang (32 out of 32 patents)

4. Yi Dong (31 out of 33 patents)

5. Shifan Cheng (29 out of 30 patents)

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

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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