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Washington, DC, United States of America

The United States of America as Represented by the Department of Energy

USPTO Granted Patents = 902

Trademarks = 141

Forward Citations = 14,853

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1,715 inventors (with patents filed for the assignee):

Henry W Pennline (9 out of 12 patents)

Jerome W Rathke (9 out of 32 patents)

Rex E Gerald, Ii (8 out of 24 patents)

4. William E Miller (8 out of 23 patents)

5. Ranjani V Siriwardane (7 out of 28 patents)

6. McMahan L Gray (6 out of 16 patents)

7. David A Berry (6 out of 32 patents)

8. Evan J Granite (6 out of 6 patents)

9. Jimmy Dean Thornton (6 out of 7 patents)

10. Yee Soong (5 out of 8 patents)

11. Robert J Klingler (5 out of 19 patents)

12. Terry Allen Todd (5 out of 22 patents)

13. George Alan Richards (5 out of 13 patents)

14. Zygmunt Tomczuk (5 out of 20 patents)

15. Dushyant Shekhawat (4 out of 13 patents)

Core Competencies:

Rare Earth Elements

Liquid Metal Cooling

Electric Vehicle Control

Amine Sorbents

Microwave Metal Oxides

Laser Systems

Gas Separation Membranes

Fiber-Optic Sensors

Corrosion Detection

High-Entropy Alloys

Graphene Production

Nuclear Detection

902 patents: Sort by Forward Citations

1. 12221672 - Step-leaching process of rare earth elements from ash materials using mild inorganic acids at ambient conditions (2025-02-11),

2. 12148537 - Flow through liquid metal cooled molten salt reactors (2024-11-19),

3. 12065126 - Supervisory genset control in range-extended electric vehicle (2024-08-20),

4. 12031029 - Stable immobilized amine sorbents for REE and heavy metal recovery from liquid sources (2024-07-09),

5. 11981565 - Microwave active metal oxides for CO2 dry reforming of methane (2024-05-14),

6. 11975303 - Electromagnetic field-assisted method for chemical conversion (2024-05-07),

7. 11953443 - High power actively Q-switched downhole LIBS analysis systems (2024-04-09),

8. 11899080 - Optical sensing of magnetic fields using magnetically sensitive materials (2024-02-13),

9. 11885746 - Downhole laser system with an improved laser output production and data collection (2024-01-30),

10. 11866555 - Crosslinked polyphosphazene blends for gas separation membranes (2024-01-09),

11. 11850571 - Multi-functionalized basic immobilized amine sorbents for removal of metal contaminants from wastewater (2023-12-26),

12. 11814700 - Organic acid solution having at least one ionic salt and at least one organic acid which is used for rare earth extraction (2023-11-14),

13. 11738328 - Single-step synthesis of chemisorption fiber sorbents (CHEFS) for the capture of COand removal of water contaminants (2023-08-29),

14. 11726047 - Distributed fiber-optic sensor network for sensing the corrosion onset and quantification (2023-08-15),

15. 11721550 - Methods for depositing III-alloys on substrates and compositions therefrom (2023-08-08),

The United States of America as represented by the Department of Energy is a federal government agency responsible for ensuring America's security and prosperity by addressing its energy, environmental, and nuclear challenges. The Department of Energy works towards advancing the national, economic, and energy security of the United States, promoting scientific and technological innovation, and ensuring environmental cleanup of the national nuclear weapons complex.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

902 Patents

#4 in Washington, DC

#4 in District of Columbia

#552 in US

#1,092 in the World

Washington, DC, United States of America

The United States of America as Represented by the Department of Energy

Forward Citations = 14,853

1,715 inventors:

Henry W Pennline (9 out of 12 patents)

Jerome W Rathke (9 out of 32 patents)

Rex E Gerald, Ii (8 out of 24 patents)

4. William E Miller (8 out of 23 patents)

5. Ranjani V Siriwardane (7 out of 28 patents)

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