For the Inventor, By the Inventor

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Gothenburg, Sweden

Altoptronic Ab

USPTO Granted Patents = 1

Forward Citations = 97

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4 inventors (with patents filed for the assignee):

Stefan Lundqvist (1 out of 6 patents)

Robert Tell (1 out of 1 patent)

Torbjorn Andersson (1 out of 1 patent)

4. Henrik Ahlberg (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 5173749 - Method and apparatus for spectroscopic measurement of the concentration (1992-12-22),

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USPTO Data Jan 1 1976 - Sep 29 2026

1 Patents

#256 in Gothenburg

#3,377 in Sweden

Gothenburg, Sweden

Altoptronic Ab

Forward Citations = 97

4 inventors:

Stefan Lundqvist (1 out of 6 patents)

Robert Tell (1 out of 1 patent)

Torbjorn Andersson (1 out of 1 patent)

4. Henrik Ahlberg (1 out of 1 patent)

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