Growing community of inventors

Flataasen, Norway

Ola Ruch

Average Co-Inventor Count = 6.61

ph-index = 3

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 = 140

Ola Ruch ↔ Ludvig Naess (3 patents)Ola Ruch ↔ Trond V Johansen (3 patents)Ola Ruch ↔ Robert Weber (2 patents)Ola Ruch ↔ Hans-Peter Schabert (1 patent)Ola Ruch ↔ Erwin Laurer (1 patent)Ola Ruch ↔ Erich Strickroth (1 patent)Ola Ruch ↔ Horst Porner (1 patent)Ola Ruch ↔ Max Heller (1 patent)Ola Ruch ↔ Georg Gebhard (1 patent)Ola Ruch ↔ S F Utengen (1 patent)Ola Ruch ↔ Horst Poerner (1 patent)Ola Ruch ↔ K P Kristjansson (1 patent)Ola Ruch ↔ Bernd Veenhoff (1 patent)Ola RuchOla Ruch (3 patents)Ludvig NaessLudvig Naess (3 patents)Trond V JohansenTrond V Johansen (3 patents)Robert WeberRobert Weber (32 patents)Hans-Peter SchabertHans-Peter Schabert (38 patents)Erwin LaurerErwin Laurer (24 patents)Erich StrickrothErich Strickroth (7 patents)Horst PornerHorst Porner (4 patents)Max HellerMax Heller (3 patents)Georg GebhardGeorg Gebhard (2 patents)S F UtengenS F Utengen (1 patent)Horst PoernerHorst Poerner (1 patent)K P KristjanssonK P Kristjansson (1 patent)Bernd VeenhoffBernd Veenhoff (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Den Norske Stats Oljeselskap A.s. (3 from 146 patents)


3 patents:

1. 4941511 - Device with a valve function

2. 4852391 - Pipeline vehicle

3. 4852614 - Shut-off device which can be inserted into a pipeline

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as of
12/17/2025
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