For the Inventor, By the Inventor

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E Holstad Holding As

USPTO Granted Patents = 4

CIPO Patents = 1

EPO Patents = 3

Forward Citations = 16

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8 inventors (with patents filed for the assignee):

Frode Flugheim Heggestad (2 out of 2 patents)

Arnulf Bye (2 out of 2 patents)

Thomas Berge (2 out of 4 patents)

4. Tommy Svartvatn (1 out of 1 patent)

5. Tom Henning Bode (1 out of 1 patent)

6. Evald Holstad (1 out of 2 patents)

7. Thomas Bergan Johansen (1 out of 1 patent)

8. Oyvind Naess Johannessen (1 out of 1 patent)

9. ØYvind Næss Johannessen (0 patent)

4 patents: Sort by Forward Citations

1. 12180794 - Tool and a method for at least one of gripping, expanding, and penetrating a wall of a bore (2024-12-31),

2. 10364639 - Apparatus for sealing a bore, a system comprising the apparatus and a method for using apparatus (2019-07-30),

3. 10087693 - Manipulation tool and method of using same, and an adapter for use together with the manipulation tool (2018-10-02),

4. 9816346 - Expansion control device for a packer body and also a piping tool, method and use for controlling the expansion of the packer body (2017-11-14),

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USPTO Data Jan 1 1976 - Dec 16 2025

4 Patents

#2 in Sola

#392 in Norway

E Holstad Holding As

Forward Citations = 16

8 inventors:

Frode Flugheim Heggestad (2 out of 2 patents)

Arnulf Bye (2 out of 2 patents)

Thomas Berge (2 out of 4 patents)

4. Tommy Svartvatn (1 out of 1 patent)

5. Tom Henning Bode (1 out of 1 patent)

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