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For the Inventor, By the Inventor

Oslo, Norway

Elkem Carbon As


USPTO Granted Patents = 3



Trademarks = 5

Forward Citations = 0

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7 inventors (with patents filed for the assignee):

goldMedal Johan Arnold Johansen (3 out of 6 patents)

silverMedal Alf Håberg (2 out of 2 patents)

bronzeMedal Stian Madshus (2 out of 2 patents)

4.  Sten Yngve Larsen (1 out of 1 patent)

5.  Hermann Gran (1 out of 1 patent)

6.  Bjorn Egeland (1 out of 1 patent)

7.  Bjørn Egeland (1 out of 1 patent)


3 patents:

1. 10131997 - Method for the production of graphite bodies (2018-11-20),
2. 8748524 - Glue and coating for refractory materials and ceramics (2014-06-10),
3. 8535581 - Induction furnace for melting of metals, lining for an induction furnace and method for production of such lining (2013-09-17),
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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#151 in Oslo

#502 in Norway

...
Oslo, Norway

Elkem Carbon As

Forward Citations = 0

7 inventors:

goldMedal Johan Arnold Johansen (3 out of 6 patents)

silverMedal Alf Håberg (2 out of 2 patents)

bronzeMedal Stian Madshus (2 out of 2 patents)

4.  Sten Yngve Larsen (1 out of 1 patent)

5.  Hermann Gran (1 out of 1 patent)

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