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USPTO Patent Rankings Data through Dec 31, 2025
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Peter D. Sills — 6 Patents

3M: 6 patents #2,542 of 11,543Top 25%
Windom, MN: #571 of 2,819 inventorsTop 25%
Minnesota: #11,902 of 52,454 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Peter D. Sills has been granted 6 US patents while listed as an inventor at 3M. The first was granted in 1982 and the most recent in September 1996. Peter D. Sills ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Peter D. Sills in Windom, MN, US.

Patents per Year

Patents granted per year, 1982 to 1996Bar chart with a peak of 2 patents in 1988.peak 21982: 1 patents19821988: 2 patents19881990: 1 patents19901994: 1 patents19941996: 1 patents1996

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5556742 Noble metal complexes to sensitize silver halide emulsions Charles G. Barlow, Peter R. Johns 1996-09-17 $37,012,000
5306612 Supersensitization of red sensitized, silver halide emulsions with 5-substituted-amino-1,2,3,4-thiatriazoles James B. Philip, Jr., Craig A. Perman, Richard J. Loer 1994-04-26 $8,539,000
4914015 Red and infrared films containing 5-substituted-thio-1,2,3,4-thiatriazoles and 5-substituted-oxy-1,2,3,4-thiatriazoles James B. Philip, Jr., Craig A. Perman 1990-04-03 $5,294,000
4794070 Automatically processible photographic element comprising a non-silver halide layer containing bromide James B. Philip, Jr., James E. Lindquist 1988-12-27 $8,665,000
4780404 Supersensitization of silver halide emulsion James B. Philip, Jr., Richard J. Loer, Craig A. Perman 1988-10-25 $10,047,000
4357419 Covering power in films 1982-11-02 $3,476,000