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For the Inventor, By the Inventor

Fremont, CA, United States of America

Intematix Corporation


USPTO Granted Patents = 189

% Expired Patents = 41.3


Trademarks = 4

Forward Citations = 2,725

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68 inventors (with patents filed for the assignee):

goldMedal Yi-Qun Li (146 out of 174 patents)

silverMedal Gang Wang (36 out of 40 patents)

bronzeMedal 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 29 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:

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),
Intematix Corporation is a leading provider of phosphor solutions used in LED lighting applications. With a focus on developing advanced materials, Intematix helps manufacturers create high-quality LED lighting products. The company offers a wide range of phosphors, including those optimized for color rendering, color stability, and efficacy. Intematix's phosphor technology is used in various applications, from general lighting and displays to automotive and horticultural lighting.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 22 2026

Intematix Corporation
189 Patents

#14 in Fremont, CA

#472 in California

#2,169 in US

#4,449 in the World

Fremont, CA (US)
Fremont, CA, United States of America

Intematix Corporation

Forward Citations = 2,725

68 inventors:

goldMedal Yi-Qun Li (146 out of 174 patents)

silverMedal Gang Wang (36 out of 40 patents)

bronzeMedal Haitao Yang (32 out of 32 patents)

4.  Yi Dong (31 out of 33 patents)

5.  Shifan Cheng (29 out of 30 patents)

Please report any incorrect information to [email protected]
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