Inventor · disambiguated record
Leonard F. Zaporowski
Also filed as: ZAPOROWSKI LEONARD F · ZAPOROWSKI LEONARD FRANK
3 granted patents·2 pending applications·2 citations·filing 2011–2021
51Inventor score
Top patents by PatentIndex Score
5 records- 0168US8692005B2Catalyst for esteramine productionNEPRAS MARSHALL J·Filed 2012·Granted Apr 8, 2014·2 cites·17 claims
- 0254US12083205B2Esterquat compositionsSTEPAN CO·Filed 2021·Granted Sep 10, 2024·0 cites·18 claims
- 0351US10011807B2Fabric softener compositionsSTEPAN CO·Filed 2016·Granted Jul 3, 2018·0 cites·16 claims
- 0449US2016010029A1Fabric softener compositionsSTEPAN CO·Filed 2015·Application pending·0 cites
- 0548US2011219730A1Concentrated fabric softener active compositionsCORONA III ALESSANDRO·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Leonard F. Zaporowski 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 →