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USPTO Patent Rankings Data through Dec 31, 2025
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Piero Ramello — 5 Patents

3M: 5 patents #2,950 of 11,543Top 30%
Savona, IT: #20 of 182 inventorsTop 15%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Piero Ramello has been granted 5 US patents while listed as an inventor at 3M. The first was granted in 1983 and the most recent in November 1999. Piero Ramello ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Piero Ramello in Savona, IT.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5984543 Apparatus and method for processing and digitizing a light-sensitive photographic element Alfredo G. Viglienzoni 1999-11-16 $20,114,000
5529972 Thermal dye transfer receptors Adriano Gribaudo 1996-06-25 $10,612,000
4737441 Photographic material for tanning development and method for obtaining a relief image Marco Beruto, Antonio Luzzi 1988-04-12 $8,789,000
4504572 Gelatin silver halide photographic elements for tanning development Marco Beruto, Antonio Luzzi 1985-03-12 $11,057,000
4369245 Photographic element for tanning development and method for obtaining colored relief image Marco Beruto 1983-01-18 $12,979,000