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USPTO Patent Rankings Data through Dec 31, 2025
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Thomas Ferraguto — 2 Patents

QUQuantum: 1 patents #325 of 703Top 50%
Panasonic: 1 patents #13,316 of 21,108Top 65%
Woburn, MA: #260 of 602 inventorsTop 45%
Massachusetts: #42,563 of 88,656 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Thomas Ferraguto has been granted 2 US patents while listed as an inventor at Quantum. The first was granted in 1998 and the most recent in October 2000. Thomas Ferraguto ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Thomas Ferraguto in Woburn, MA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6141183 Process for producing a pole-trimmed writer in a magnetoresistive read/write head and a data transducer made thereby Andrew L. Wu, Paul J. Duval 2000-10-31
5804085 Process for producing a pole-trimmed writer in a magnetoresistive read/write head and a data transducer made thereby Andrew L. Wu, Paul J. Duval 1998-09-08 $9,358,000