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USPTO Patent Rankings Data through Dec 31, 2025
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Kai Johnstad — 1 Patent

AMAmetek: 1 patents #70 of 215Top 35%
Cumberland, RI: #130 of 237 inventorsTop 55%
Rhode Island: #3,465 of 6,211 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Kai Johnstad has been granted 1 US patent while listed as an inventor at Ametek. All of these patents were granted in 2025. Kai Johnstad ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Kai Johnstad in Cumberland, RI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12239976 Vial autoloader Archibald Williams, Glen Johnson, Isauro Amaro, Jiangjiang Dai, James A. Salomon +2 more 2025-03-04

Frequent Collaborators

Jiangjiang Dai1 shared
James A. Salomon1 shared
Archibald Williams1 shared
Glen Johnson1 shared
Isauro Amaro1 shared
Christian Vézina1 shared

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