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

Quentin Liu — 18 Patents

Broadcom: 10 patents #1,077 of 9,346Top 15%
DIDigicert: 6 patents #3 of 43Top 7%
VTVpnet Technologies: 2 patents #5 of 10Top 50%
San Jose, CA: #3,642 of 32,062 inventorsTop 15%
California: #33,102 of 386,348 inventorsTop 9%
Overall (All Time): #245,716 of 4,157,543Top 6%
18 Patents All Time
Quentin Liu has been granted 18 US patents while listed as an inventor at Broadcom. The first was granted in 2000 and the most recent in March 2024. Quentin Liu ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Quentin Liu in San Jose, CA, US.

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11924193 Accelerating OCSP responses via content delivery network collaboration Richard F. Andrews 2024-03-05
11251974 Provisioning multiple digital certificates Marc Williams, Richard F. Andrews 2022-02-15
11212274 Accelerating OCSP responses via content delivery network collaboration Richard F. Andrews 2021-12-28
10404681 Accelerating OCSP responses via content delivery network collaboration Richard F. Andrews 2019-09-03
10366250 Systems and methods for protecting personally identifiable information during electronic data exchanges Joseph Chen, Arvind Rao 2019-07-30 $16,246,000
10110592 Reducing latency for certificate validity messages using private content delivery networks Hari Veladanda, Ning Chai, Richard F. Andrews 2018-10-23
9979725 Two-way authentication using two-dimensional codes William Gauvin, Robert Walters 2018-05-22 $130,097,000
9887982 Accelerating OCSP responses via content delivery network collaboration Richard F. Andrews 2018-02-06
9830458 Discovery and classification of enterprise assets via host characteristics Kevin M. McBride, Hari Veladanda, George Tomic, Peter Ashley 2017-11-28 $29,450,000
9794248 Alternative approach to deployment and payment for digital certificates Kathleen Elizabeth Barnes, Richard F. Andrews 2017-10-17 $10,209,000
9680819 Method and system for co-termination of digital certificates Kathleen Elizabeth Barnes, Richard F. Andrews 2017-06-13 $26,055,000
9338164 Two-way authentication using two-dimensional codes William Gauvin, Robert Walters 2016-05-10 $16,361,000
9100191 Combining multiple digital certificates Marc Williams, Richard F. Andrews 2015-08-04 $9,551,000
9055059 Combining multiple digital certificates Kokil Bhalerao, Marc Williams, Richard F. Andrews 2015-06-09 $13,998,000
8375204 Method and system to combine multiple digital certificates using the subject alternative name extension Marc Williams, Richard F. Andrews 2013-02-12 $23,181,000
8364954 Method and system for provisioning multiple digital certificates Marc Williams, Richard F. Andrews 2013-01-29 $8,931,000
6226751 Method and apparatus for configuring a virtual private network Leslie J. Arrow, Henk Bots, Mark R. Hoke, William E. Hunt, Russell Jones 2001-05-01
6079020 Method and apparatus for managing a virtual private network 2000-06-20