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For the Inventor, By the Inventor

Reno, NV, United States of America

Ep Minerals, LLC


USPTO Granted Patents = 11

% Expired Patents = 9.1



Trademarks = 23

Forward Citations = 26

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16 inventors (with patents filed for the assignee):

goldMedal Peter Edward Lenz (8 out of 9 patents)

silverMedal Scott Kevin Palm (7 out of 26 patents)

bronzeMedal George A Nyamekye (5 out of 5 patents)

4.  Qun Wang (4 out of 6 patents)

5.  Bradley S Humphreys (2 out of 2 patents)

6.  Kara Linn Evanoff (2 out of 15 patents)

7.  Wilson Kamau Wanene (2 out of 2 patents)

8.  Michael Joseph Nannini (2 out of 2 patents)

9.  Chongjun Jiang (2 out of 5 patents)

10.  Pragati Galhotra (1 out of 1 patent)

11.  Sean Spencer Crow (1 out of 1 patent)

12.  Vishal Gupta (1 out of 1 patent)

13.  Manoranjan Misra (1 out of 19 patents)

14.  James S Shui (1 out of 1 patent)

15.  Andrew R Welford (1 out of 1 patent)


11 patents:

1. 12134082 - Ultra-low surface charge biogenic silica filtration media (2024-11-05),
2. 11633713 - Ultra-high performance and high purify biogenic silica filtration media (2023-04-25),
3. 11565940 - White functional additives derived from filtration spent cake containing diatomite (2023-01-31),
4. 11511220 - Ultra-high purity, ultra-high performance diatomite filtration media (2022-11-29),
5. 11243177 - Opaline flux-calcined diatomite products (2022-02-08),
6. 10908102 - Methods of determining the mineralogy of calcined and flux-calcined diatomite (2021-02-02),
7. 10440934 - Low density compositions with synergistic absorbance properties (2019-10-15),
8. 10391433 - Opaline biogenic silica/expanded perlite composite products (2019-08-27),
9. 9095842 - Diatomaceous earth filter aid containing a low crystalline silica content (2015-08-04),
10. 8084392 - Crystalline silica-free diatomaceous earth filter aids and methods of manufacturing the same (2011-12-27),
11. 7445718 - Removal of arsenic from drinking and process water (2008-11-04),
EP Minerals, LLC is a global leader in engineered materials serving the environmental, energy, and industrial markets. Their products are used in various applications, including pet care, oil and gas drilling, agriculture, and more. With a commitment to sustainability and innovation, EP Minerals continues to provide high-quality solutions to their customers.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 22 2026

Ep Minerals, LLC
11 Patents

#50 in Reno, NV

#246 in Nevada

#27,462 in US

#51,637 in the World

Reno, NV (US)
Reno, NV, United States of America

Ep Minerals, LLC

Forward Citations = 26

16 inventors:

goldMedal Peter Edward Lenz (8 out of 9 patents)

silverMedal Scott Kevin Palm (7 out of 26 patents)

bronzeMedal George A Nyamekye (5 out of 5 patents)

4.  Qun Wang (4 out of 6 patents)

5.  Bradley S Humphreys (2 out of 2 patents)

Please report any incorrect information to [email protected]
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