Growing community of inventors

Clifton, United Kingdom

John Hallworth

Average Co-Inventor Count = 6.00

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 = 5

John Hallworth ↔ Kjell Haugvaldstad (1 patent)John Hallworth ↔ Riadh Boualleg (1 patent)John Hallworth ↔ Bertrand Lacour (1 patent)John Hallworth ↔ Steve Hart (1 patent)John Hallworth ↔ Laurent Allias (1 patent)John HallworthJohn Hallworth (1 patent)Kjell HaugvaldstadKjell Haugvaldstad (23 patents)Riadh BouallegRiadh Boualleg (18 patents)Bertrand LacourBertrand Lacour (2 patents)Steve HartSteve Hart (1 patent)Laurent AlliasLaurent Allias (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Schlumberger Technology Corporation (1 from 10,180 patents)


1 patent:

1. 7980328 - Rotary steerable devices and methods of use

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12/25/2025
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