Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Quan Ritchie — 3 Patents

Abbott: 2 patents #2,571 of 5,509Top 50%
ASAdvanced Cardiovascular Systems: 1 patents #462 of 697Top 70%
Moreno Valley, CA: #32 of 190 inventorsTop 20%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Quan Ritchie has been granted 3 US patents while listed as an inventor at Abbott. The first was granted in 2007 and the most recent in May 2015. Quan Ritchie ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Quan Ritchie in Moreno Valley, CA, US.

Patents per Year

Patents granted per year, 2007 to 2015Bar chart with a peak of 1 patents in 2007.peak 12007: 1 patents20072011: 1 patents20112015: 1 patents2015

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9023174 Balloon catheter having a shaft with a variable stiffness inner tubular member John A. Simpson, Jessie Delgado, Bruce M. Wilson, Lenny Barbod, Ramon Torres +2 more 2015-05-05 $51,459,000
8012300 Balloon catheter having a shaft with a variable stiffness inner tubular member John A. Simpson, Jessie Delgado, Bruce M. Wilson, Lenny Barbod, Ramon Torres +2 more 2011-09-06 $37,463,000
7273485 Balloon catheter having a shaft with a variable stiffness inner tubular member John A. Simpson, Jessie Delgado, Bruce M. Wilson, Lenny Barbod, Ramon Torres +2 more 2007-09-25 $39,343,000