Inventor · disambiguated record
Leszek Doszczak
Also filed as: DOSZCZAK LESZEK
5 granted patents·0 citations·filing 2018–2019
60Inventor score
Top patents by PatentIndex Score
5 records- 0159US11447715B2Odorants and compositions comprising odorantsS H KELKAR & COMPANY LTD·Filed 2018·Granted Sep 20, 2022·0 cites·20 claims
- 0253US11549079B2Odorants and compositions comprising odorantsS H KELKAR & COMPANY LTD·Filed 2018·Granted Jan 10, 2023·0 cites·20 claims
- 0351US11072761B2Compositions comprising odorantsS H KELKAR AND COMPANY LTD·Filed 2018·Granted Jul 27, 2021·0 cites·16 claims
- 0450US12275916B2Odorant secondary alcohols and their compositionsS H KELKAR & COMPANY LTD·Filed 2019·Granted Apr 15, 2025·0 cites·20 claims
- 0550US11661565B2Odorous acetals of ethyl vanillin and ethyl vanillin derivativesS H KELKAR & COMPANY LTD·Filed 2018·Granted May 30, 2023·0 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Leszek Doszczak 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 →