Growing community of inventors

Heimdal, Norway

Henrik Krogstad

Average Co-Inventor Count = 8.00

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

Henrik Krogstad ↔ Narve Oma (1 patent)Henrik Krogstad ↔ Audun Aspelund (1 patent)Henrik Krogstad ↔ Tor Erling Sandvik (1 patent)Henrik Krogstad ↔ Jan Einar Fivelstad (1 patent)Henrik Krogstad ↔ Roar Frode Henningsen (1 patent)Henrik Krogstad ↔ Leif Roar Wongraven (1 patent)Henrik Krogstad ↔ Tor Erling Sandvik (0 patent)Henrik Krogstad ↔ Narve Oma (0 patent)Henrik KrogstadHenrik Krogstad (1 patent)Narve OmaNarve Oma (2 patents)Audun AspelundAudun Aspelund (1 patent)Tor Erling SandvikTor Erling Sandvik (1 patent)Jan Einar FivelstadJan Einar Fivelstad (1 patent)Roar Frode HenningsenRoar Frode Henningsen (1 patent)Leif Roar WongravenLeif Roar Wongraven (1 patent)Tor Erling SandvikTor Erling Sandvik (0 patent)Narve OmaNarve Oma (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,718 patents)

2. Statoil Petroleum As (163 patents)

3. Sinvent As (75 patents)

4. Statoilhydro Asa (16 patents)

5. Teekay Norway As (1 patent)

6. Fabricom As (0 patent)


1 patent:

1. 8931287 - Process and apparatus for injecting LCD into an offshore injection well

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12/11/2025
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