Growing community of inventors

London, United Kingdom

Mark Gerrard Douglas

Average Co-Inventor Count = 2.67

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 = 3

Mark Gerrard DouglasGinger Hildebrand (1 patent)Mark Gerrard DouglasHans Eric Klumpen (1 patent)Mark Gerrard DouglasHallgrim Ludvigsen (1 patent)Mark Gerrard DouglasRavi G Chandran (1 patent)Mark Gerrard DouglasMark Gerrard Douglas (2 patents)Ginger HildebrandGinger Hildebrand (22 patents)Hans Eric KlumpenHans Eric Klumpen (13 patents)Hallgrim LudvigsenHallgrim Ludvigsen (9 patents)Ravi G ChandranRavi G Chandran (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Schlumberger Technology Corporation (2 from 10,180 patents)

2. Services Petroliers Schlumberger (0 patent)

3. Geoquest Systems B.v. (0 patent)


2 patents:

1. 12045898 - Integrated customer delivery system

2. 11255164 - Graphical representation management

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1/3/2026
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