Growing community of inventors

Cypress, TX, United States of America

Ernest Len Grebe

Average Co-Inventor Count = 3.00

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

Ernest Len Grebe ↔ David L Carbajal (1 patent)Ernest Len Grebe ↔ Gary C West (1 patent)Ernest Len Grebe ↔ David Carbajal (0 patent)Ernest Len Grebe ↔ David Carbajal (0 patent)Ernest Len GrebeErnest Len Grebe (1 patent)David L CarbajalDavid L Carbajal (11 patents)Gary C WestGary C West (3 patents)David CarbajalDavid Carbajal (0 patent)David CarbajalDavid Carbajal (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Halliburton Energy Services, Inc. (1 from 11,817 patents)


1 patent:

1. 7439210 - Inhibitive water-based drilling fluid system and method for drilling sands and other water-sensitive formations

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1/8/2026
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