Growing community of inventors

Sugar Land, TX, United States of America

David Hammock

Average Co-Inventor Count = 7.00

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 = 1

David HammockRandolph E F Pepper (1 patent)David HammockGlen Lillehammer (1 patent)David HammockJuliani Vachon (1 patent)David HammockPhil Hodgson (1 patent)David HammockTram Thi Nhat Tran (1 patent)David HammockTedros Kifle (1 patent)David HammockDavid Hammock (1 patent)Randolph E F PepperRandolph E F Pepper (10 patents)Glen LillehammerGlen Lillehammer (3 patents)Juliani VachonJuliani Vachon (2 patents)Phil HodgsonPhil Hodgson (1 patent)Tram Thi Nhat TranTram Thi Nhat Tran (1 patent)Tedros KifleTedros Kifle (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Schlumberger Technology Corporation (1 from 10,200 patents)


1 patent:

1. 8255816 - Modifying a magnified field model

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1/16/2026
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