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

Weiwen Liu — 5 Patents

Microsoft: 5 patents #8,859 of 40,388Top 25%
Redmond, WA: #2,509 of 8,547 inventorsTop 30%
Washington: #19,692 of 76,902 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Weiwen Liu has been granted 5 US patents while listed as an inventor at Microsoft. The first was granted in 2008 and the most recent in March 2010. Weiwen Liu ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Weiwen Liu in Redmond, WA, US.

Patents per Year

Patents granted per year, 2008 to 2010Bar chart with a peak of 2 patents in 2008.peak 22008: 2 patents20082009: 2 patents20092010: 1 patents2010

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7685574 Constrained execution regions Christopher W. Brumme, Sean E. Trowbridge, Rudi Martin, Brian Grunkemeyer, Mahesh Prakriya 2010-03-23 $19,870,000
7571428 Reliability contracts Rudi Martin, Mahesh Prakriya, Brian Grunkemeyer, Christopher W. Brumme, Sean E. Trowbridge 2009-08-04 $28,843,000
7487380 Execution recovery escalation policy Christopher W. Brumme, Mahesh Prakriya, Sean E. Trowbridge, Ian Carmichael, Patrick H. Dussud +1 more 2009-02-03 $26,486,000
7418718 Runtime hosting interfaces Steven J. Pratschner, Ian Carmichael, Peter A. Carlin, Christopher W. Brumme, Mason Bendixen +8 more 2008-08-26 $24,236,000
7406699 Enhanced runtime hosting Steven J. Pratschner, Ian Carmichael, Peter A. Carlin, Christopher W. Brumme, Mason Bendixen +1 more 2008-07-29 $45,455,000