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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Brian Duff — 4 Patents

Google: 4 patents #6,467 of 22,993Top 30%
Santa Clara, CA: #3,517 of 9,301 inventorsTop 40%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Brian Duff has been granted 4 US patents while listed as an inventor at Google. The first was granted in 2015 and the most recent in June 2019. Brian Duff ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Brian Duff in Santa Clara, CA, US.

Patents per Year

Patents granted per year, 2015 to 2019Bar chart with a peak of 1 patents in 2015.peak 12015: 1 patents20152016: 1 patents20162017: 1 patents20172019: 1 patents2019

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10320860 Server orchestrated connectivity Andrew A. Bunner, Alan Lee Gardner, III, Mohammed Waleed Kadous, Brian Patrick Williams, Marc Stogaitis +13 more 2019-06-11 $24,243,000
9769624 Copresence permission model Nadav Aharony, Andrew A. Bunner, Alan Lee Gardner, III, Mohammed Waleed Kadous, Brian Patrick Williams +13 more 2017-09-19 $10,791,000
9386417 Two-pass copresence Andrew A. Bunner, Alan Lee Gardner, III, Mohammed Waleed Kadous, Brian Patrick Williams, Marc Stogaitis +13 more 2016-07-05 $18,194,000
9042912 Two-pass copresence Andrew A. Bunner, Alan Lee Gardner, III, Mohammed Waleed Kadous, Brian Patrick Williams, Marc Stogaitis +13 more 2015-05-26 $12,368,000