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USPTO Data Jan 1 1976 - Jan 6 2026
1 Patents
#11 in Porsgrunn
#1,175 in Norway
Silmag Da
Forward Citations = 2
1 inventor:
Silmag Da
EPO Patents = 2
Forward Citations = 2
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1 inventor (with patents filed for the assignee):
Gudmundur H Gunnarsson (1 out of 4 patents)
Oddmund Wallevik (4 patents)
Birger Langseth (5 patents)
4. Tom Rames Jørgensen (2 patents)
5. Aage Aasheim (1 patent)
1 patent:
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2 patents (EPO):
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