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Charles B. Kellner — 1 Patent

CACa: 1 patents #669 of 1,424Top 50%
Praha, CZ: #572 of 1,408 inventorsTop 45%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Charles B. Kellner has been granted 1 US patent while listed as an inventor at Ca. All of these patents were granted in 2019. Charles B. Kellner ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Charles B. Kellner in Praha, CZ.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10210149 Personalized wiki-book annotation Michael Platt, Pavel {hacek over (S)}kopík 2019-02-19

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