Growing community of inventors

Dundee, United Kingdom

Barry McCallum

Average Co-Inventor Count = 5.00

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 = 0

Barry McCallum ↔ Jason Swaren (1 patent)Barry McCallum ↔ Bradley P Malone (1 patent)Barry McCallum ↔ Kevin Mullen (1 patent)Barry McCallum ↔ Kevin Douglas Mauth (1 patent)Barry McCallumBarry McCallum (1 patent)Jason SwarenJason Swaren (11 patents)Bradley P MaloneBradley P Malone (4 patents)Kevin MullenKevin Mullen (1 patent)Kevin Douglas MauthKevin Douglas Mauth (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

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

2. Services Petroliers Schlumberger (0 patent)

3. Schlumberger Holdings Limited (0 patent)

4. Prad Research and Development Limited (0 patent)


1 patent:

1. 9920600 - Multi-stage downhole hydraulic stimulation assembly

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12/5/2025
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