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USPTO Patent Rankings Data through Dec 31, 2025
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Norbert E. Wrobel — 6 Patents

3M: 6 patents #2,542 of 11,543Top 25%
Forest Lake, MN: #70 of 310 inventorsTop 25%
Minnesota: #11,902 of 52,454 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Norbert E. Wrobel has been granted 6 US patents while listed as an inventor at 3M. The first was granted in 1981 and the most recent in April 1996. Norbert E. Wrobel ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Norbert E. Wrobel in Forest Lake, MN, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5503325 Pretaped container blanks Thomas L. Nelson, Eugene L. Baratto, John R. David, Curtis L. Larson 1996-04-02 $11,764,000
5465900 Pretaped container blanks Eugene L. Baratto, John R. David, Curtis L. Larson, Thomas L. Nelson 1995-11-14 $13,067,000
5129519 Packaging container John R. David, Joseph Garvey, Curtis L. Larson, James M. Peck 1992-07-14 $19,227,000
4609208 Wire identification label pad 1986-09-02 $6,147,000
4581805 Wire-marking clip applicator Gerald W. Johannsen 1986-04-15 $3,723,000
4262835 Tape dispenser 1981-04-21 $6,389,000