Growing community of inventors

Kirksville, MO, United States of America

David A Hill

Average Co-Inventor Count = 5.00

ph-index = 2

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 = 39

David A Hill ↔ Dinesh R Patel (2 patents)David A Hill ↔ Jabus Talton Davis (2 patents)David A Hill ↔ David T Lamont (2 patents)David A Hill ↔ Charles D Harding (2 patents)David A HillDavid A Hill (2 patents)Dinesh R PatelDinesh R Patel (134 patents)Jabus Talton DavisJabus Talton Davis (5 patents)David T LamontDavid T Lamont (2 patents)Charles D HardingCharles D Harding (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Schlumberger Technology Corporation (2 from 10,170 patents)


2 patents:

1. 7617876 - Formation isolation valve and method of use

2. 7347272 - Formation isolation valve

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as of
12/5/2025
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