Inventor · disambiguated record
Leonid Prog
Also filed as: PROG LEONID
2 granted patents·2 pending applications·3 citations·filing 2017–2022
38Inventor score
Top patents by PatentIndex Score
4 records- 0172US10786001B2Filtered smokingSMASK LLC·Filed 2017·Granted Sep 29, 2020·3 cites·19 claims
- 0255US2021378292A1Smoking filtration devices, methods, and systemsHUSH INT INC·Filed 2021·Application pending·0 cites
- 0349US11134714B2Smoking filtration devices, methods, and systemsSMASK LLC·Filed 2018·Granted Oct 5, 2021·0 cites·18 claims
- 0449US2024057666A1Accessible ignition and filtration devices, methods, and systemsHUSH INT INC·Filed 2022·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Leonid Prog files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →