Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Franklin Kostas — 8 Patents

FBFactor Bioscience: 8 patents #3 of 3Top 100%
Cambridge, MA: #1,410 of 8,183 inventorsTop 20%
Massachusetts: #16,020 of 88,656 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Franklin Kostas has been granted 8 US patents while listed as an inventor at Factor Bioscience. The first was granted in 2019 and the most recent in August 2025. Franklin Kostas ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Franklin Kostas in Cambridge, MA, US.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12384740 Cationic lipids and transfection methods Matthew Angel, Christopher Rohde 2025-08-12
12344572 Cationic lipids and transfection methods Matthew Angel, Christopher Rohde 2025-07-01
11814333 Cationic lipids and transfection methods Matthew Angel, Christopher Rohde 2023-11-14
11242311 Cationic lipids and transfection methods Matthew Angel, Christopher Rohde 2022-02-08
10752576 Cationic lipids and transfection methods Matthew Angel, Christopher Rohde 2020-08-25
10611722 Cationic lipids and transfection methods Matthew Angel, Christopher Rohde 2020-04-07
10556855 Cationic lipids and transfection methods Matthew Angel, Christopher Rohde 2020-02-11
10501404 Cationic lipids and transfection methods Matthew Angel, Christopher Rohde 2019-12-10