For the Inventor, By the Inventor

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A/s Hellesens

USPTO Granted Patents = 3

Forward Citations = 11

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4 inventors (with patents filed for the assignee):

Karen Kummel (2 out of 2 patents)

Bjorn Eiriksson (1 out of 1 patent)

Per J Jensen (1 out of 7 patents)

4. Mads A Laustsen (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 4891048 - Method of manufacturing a terminal lead-through for a battery consisting (1990-01-02),

2. 4714664 - Electrical battery (1987-12-22),

3. 4321315 - Alkaline battery (1982-03-23),

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USPTO Data Jan 1 1976 - Jan 13 2026

3 Patents

#2 in Koge

#674 in Denmark

A/s Hellesens

Forward Citations = 11

4 inventors:

Karen Kummel (2 out of 2 patents)

Bjorn Eiriksson (1 out of 1 patent)

Per J Jensen (1 out of 7 patents)

4. Mads A Laustsen (1 out of 1 patent)

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