Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Rob E. Stone — 1 Patent

Caterpillar: 1 patents #4,457 of 8,398Top 55%
Metamora, IL: #139 of 208 inventorsTop 70%
Illinois: #49,230 of 84,256 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Rob E. Stone has been granted 1 US patent while listed as an inventor at Caterpillar. All of these patents were granted in 2003. Rob E. Stone ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Rob E. Stone in Metamora, IL, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6535807 Control system for use on construction equipment Steven V. Christensen, Brett J. Janson, Wayne J. Wulfert 2003-03-18 $18,237,000