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

Ana Ramirez Chang — 3 Patents

Oracle: 2 patents #5,565 of 14,854Top 40%
SISilitek: 1 patents #37 of 115Top 35%
Boulder, CO: #1,865 of 5,018 inventorsTop 40%
Colorado: #13,288 of 40,980 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Ana Ramirez Chang has been granted 3 US patents while listed as an inventor at Oracle. The first was granted in 2001 and the most recent in June 2021. Ana Ramirez Chang ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Ana Ramirez Chang in Boulder, CO, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11023536 Social network system with relevance searching Daniel G. Rabe, Jeffrey Olkin 2021-06-01 $70,216,000
9479473 Social network system with tracked unread messages Terry M. Olkin, Jeffrey Olkin, Daniel G. Rabe, Lenny Karpel, Jeremy Michael Crosbie +1 more 2016-10-25 $25,237,000
6178012 Method and apparatus for keeping a document in focus during noncontact scanning Eric Larkin, David Rinaldis, Helen Shaughnessy 2001-01-23