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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JD

John Frederick DeStefano — 3 Patents

NENetapp: 3 patents #902 of 1,969Top 50%
Newark, CA: #397 of 939 inventorsTop 45%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
John Frederick DeStefano has been granted 3 US patents while listed as an inventor at Netapp. The first was granted in 2011 and the most recent in September 2020. John Frederick DeStefano ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list John Frederick DeStefano in Newark, CA, US.

Patents per Year

Patents granted per year, 2011 to 2020Bar chart with a peak of 1 patents in 2011.peak 12011: 1 patents20112012: 1 patents20122020: 1 patents2020

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10769024 Incremental transfer with unused data block reclamation Ananthan Subramanian, Rimas Svarcas, Ram Kesavan, Srishylam Simharajan 2020-09-08 $17,335,000
8296260 System and method for managing data deduplication of storage systems utilizing persistent consistency point images Daniel Ting, Ling Zheng, Stephen L. Manley 2012-10-23 $25,379,000
7921077 System and method for managing data deduplication of storage systems utilizing persistent consistency point images Daniel Ting, Ling Zheng, Stephen L. Manley 2011-04-05 $14,468,000