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USPTO Patent Rankings Data through Dec 31, 2025
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Rolf E. Strand — 2 Patents

TATour & Andersson Ab: 1 patents #11 of 20Top 60%
TATour & Andersson Aktiebolag: 1 patents #2 of 6Top 35%
Huddinge, SE: #168 of 401 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Rolf E. Strand has been granted 2 US patents while listed as an inventor at Tour & Andersson Ab. The first was granted in 1983 and the most recent in May 1987. Rolf E. Strand ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Rolf E. Strand in Huddinge, SE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4667875 Temperature control arrangement in heating systems Per-Lennart Persson 1987-05-26
4412649 Arrangement in climatization systems Kjell Claesson, Stig Ronnerholm 1983-11-01