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

John Isbell — 2 Patents

IRIrm: 1 patents #310 of 334Top 95%
Woodinville, WA: #829 of 1,504 inventorsTop 60%
Washington: #35,700 of 76,902 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John Isbell has been granted 2 US patents while listed as an inventor at Irm. The first was granted in 2001 and the most recent in February 2008. John Isbell ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Isbell in Woodinville, WA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7329393 Capacity altering device, holder, and methods of sample processing Bradley Backes, Jim Chang, James Mainquist, Christopher M. Shaw 2008-02-12
D448978 Bottle cradle 2001-10-09