Growing community of inventors

Laguna Niguel, CA, United States of America

Douglas Hamrin

Average Co-Inventor Count = 2.40

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 38

Douglas HamrinJeffrey Armstrong (7 patents)Douglas HamrinRichard Martin (6 patents)Douglas HamrinSteve Lampe (5 patents)Douglas HamrinBoris A Maslov (1 patent)Douglas HamrinJoe Perry (1 patent)Douglas HamrinDouglas Hamrin (13 patents)Jeffrey ArmstrongJeffrey Armstrong (13 patents)Richard MartinRichard Martin (6 patents)Steve LampeSteve Lampe (5 patents)Boris A MaslovBoris A Maslov (10 patents)Joe PerryJoe Perry (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ener-core Power, Inc. (13 from 32 patents)


13 patents:

1. 9567903 - Gradual oxidation with heat transfer

2. 9534780 - Hybrid gradual oxidation

3. 9381484 - Gradual oxidation with adiabatic temperature above flameout temperature

4. 9359947 - Gradual oxidation with heat control

5. 9359948 - Gradual oxidation with heat control

6. 9353946 - Gradual oxidation with heat transfer

7. 9347664 - Gradual oxidation with heat control

8. 9328916 - Gradual oxidation with heat control

9. 9279364 - Multi-combustor turbine

10. 9273606 - Controls for multi-combustor turbine

11. 9267432 - Staged gradual oxidation

12. 9017618 - Gradual oxidation with heat exchange media

13. 8807989 - Staged gradual oxidation

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as of
12/19/2025
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