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USPTO Patent Rankings Data through Dec 31, 2025
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Ray A. Hunder — 4 Patents

3M: 3 patents #4,239 of 11,543Top 40%
Mahtomedi, MN: #92 of 255 inventorsTop 40%
Minnesota: #16,016 of 52,454 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Ray A. Hunder has been granted 4 US patents while listed as an inventor at 3M. The first was granted in 1988 and the most recent in October 1991. Ray A. Hunder ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Ray A. Hunder in Mahtomedi, MN, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5052872 Manual sheet binding structure and method Stephen H. Dwyer, George J. Clements, Michael K. Martin 1991-10-01 $6,948,000
5013200 Binding system Alden R. Miles, Stephen H. Dwyer, Dorman N. Thompson 1991-05-07
5011187 Binding system for connected fan folded sheets Larry A. Bettenhausen, Alden R. Miles, William A. Mittelstadt, Stephen H. Dwyer, Gary R. Hanson 1991-04-30 $9,358,000
4793758 Cover for binding sheets Gary R. Hanson, George R. Rabuse 1988-12-27 $8,665,000