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

James Caldwell — 1 Patent

WHWhirlpool: 1 patents #3,143 of 3,654Top 90%
Danville, KY: #59 of 100 inventorsTop 60%
Kentucky: #6,459 of 11,577 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
James Caldwell has been granted 1 US patent while listed as an inventor at Whirlpool. All of these patents were granted in 1989. James Caldwell ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list James Caldwell in Danville, KY, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4880258 Vacuum cleaner wand release structure Ennis L. Tillman 1989-11-14 $11,244,000