Growing community of inventors

Edmond, OK, United States of America

David Frank Marshall

Average Co-Inventor Count = 2.57

ph-index = 1

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 = 4

David Frank Marshall ↔ Venkata Rama Rao Goparaju (2 patents)David Frank Marshall ↔ Vahid Kazerooni (1 patent)David Frank Marshall ↔ Jeffrey D Elliott (1 patent)David Frank Marshall ↔ Kamlesh G Panjnani (1 patent)David Frank Marshall ↔ Venkata Rama Goparaju (0 patent)David Frank MarshallDavid Frank Marshall (3 patents)Venkata Rama Rao GoparajuVenkata Rama Rao Goparaju (10 patents)Vahid KazerooniVahid Kazerooni (5 patents)Jeffrey D ElliottJeffrey D Elliott (3 patents)Kamlesh G PanjnaniKamlesh G Panjnani (1 patent)Venkata Rama GoparajuVenkata Rama Goparaju (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tronox LLC (3 from 38 patents)


3 patents:

1. 9353266 - Process for manufacturing titanium dioxide pigments using ultrasonication

2. 9315615 - Titanium dioxide pigment and manufacturing method

3. 8663518 - Methods of producing a titanium dioxide pigment and improving the processability of titanium dioxide pigment particles

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as of
12/12/2025
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