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USPTO Patent Rankings Data through Dec 31, 2025
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Viktor Kaltchev — 2 Patents

Broadcom: 2 patents #4,121 of 9,346Top 45%
Sofia, BG: #263 of 1,349 inventorsTop 20%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Viktor Kaltchev has been granted 2 US patents while listed as an inventor at Broadcom. The first was granted in 2019 and the most recent in September 2022. Viktor Kaltchev ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Viktor Kaltchev in Sofia, BG.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11435913 Storage policy matching using difference-based scoring Lyubomir Pishinov, Dian Nikolov 2022-09-06 $17,170,000
10505946 Adaptive token cache management Lyubomir Pishinov, Dian Nikolov 2019-12-10 $14,430,000