For the Inventor, By the Inventor

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Fort Collins, CO, United States of America

Prometheus Applied Technologies, LLC

USPTO Granted Patents = 20

CIPO Patents = 2

EPO Patents = 4

Forward Citations = 63

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8 inventors (with patents filed for the assignee):

Luigi P Tozzi (20 out of 31 patents)

Maria-Emmanuella Sotiropoulou (14 out of 14 patents)

Maria Emmanuella Sotiropoulou (5 out of 5 patents)

4. David Thomas Lepley (3 out of 4 patents)

5. Joseph M Lepley (1 out of 16 patents)

6. Steven B Pirko (1 out of 4 patents)

7. Greg Beshouri (1 out of 2 patents)

8. Maria-Emmanuela Sotiropoulou (1 out of 1 patent)

20 patents: Sort by Forward Citations

1. 12480462 - Turbulence inducer for internal combustion engines (2025-11-25),

2. 12264642 - Toroidal vortex induction diffuser (2025-04-01),

3. 12228068 - Predictive model-based spark control (2025-02-18),

4. 12221947 - Predictive model-based spark control (2025-02-11),

5. 12092063 - Predictive model-based spark control (2024-09-17),

6. 11542860 - Lube oil controlled ignition engine combustion (2023-01-03),

7. 11319871 - Lube oil controlled ignition engine combustion (2022-05-03),

8. 11111846 - Lube oil controlled ignition engine combustion (2021-09-07),

9. 10550820 - Time-varying spark current magnitude to improve spark plug performance and durability (2020-02-04),

10. 10208651 - Lean-burn pre-combustion chamber (2019-02-19),

11. 10138799 - Two-stage precombustion chamber for large bore gas engines (2018-11-27),

12. 10125665 - Active scavenge prechamber (2018-11-13),

13. 10024220 - Active scavenge prechamber (2018-07-17),

14. 9874135 - Prechamber ignition system (2018-01-23),

15. 9850806 - Active scavenge prechamber (2017-12-26),

Prometheus Applied Technologies, LLC is a leading technology company specializing in research, development, and application of cutting-edge solutions. We are committed to delivering innovative products and services that empower businesses to thrive in the digital era. With a team of skilled professionals and a focus on strategic partnerships, we strive to revolutionize various industries through advanced technology implementations. Visit our website to learn more about our offerings and explore how we can help transform your business.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

20 Patents

#20 in Fort Collins, CO

#310 in Colorado

#15,887 in US

#30,350 in the World

Fort Collins, CO, United States of America

Prometheus Applied Technologies, LLC

Forward Citations = 63

8 inventors:

Luigi P Tozzi (20 out of 31 patents)

Maria-Emmanuella Sotiropoulou (14 out of 14 patents)

Maria Emmanuella Sotiropoulou (5 out of 5 patents)

4. David Thomas Lepley (3 out of 4 patents)

5. Joseph M Lepley (1 out of 16 patents)

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