Growing community of inventors

Midland, TX, United States of America

John Stevens

Average Co-Inventor Count = 6.00

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 = 26

John StevensLaurent Alteirac (2 patents)John StevensSusanna Fragoso (2 patents)John StevensAdeel Khan (2 patents)John StevensJames G Filas (1 patent)John StevensMalcolm Atkinson (1 patent)John StevensMalcolm Philip Atkinson (1 patent)John StevensJim Filas (1 patent)John StevensJohn Stevens (2 patents)Laurent AlteiracLaurent Alteirac (15 patents)Susanna FragosoSusanna Fragoso (2 patents)Adeel KhanAdeel Khan (2 patents)James G FilasJames G Filas (10 patents)Malcolm AtkinsonMalcolm Atkinson (7 patents)Malcolm Philip AtkinsonMalcolm Philip Atkinson (2 patents)Jim FilasJim Filas (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Schlumberger Technology Corporation (2 from 10,181 patents)


2 patents:

1. 9708909 - Accoustic triggering devices for multiple fluid samplers and methods of making and using same

2. 9140116 - Acoustic triggering devices for multiple fluid samplers

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as of
1/8/2026
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