Inventor · disambiguated record
Jens Fennen
Also filed as: FENNEN JENS
4 granted patents·4 pending applications·4 citations·filing 2001–2019
60Inventor score
Top patents by PatentIndex Score
8 records- 0163US6916348B2Dyed leather and method for dyeing tanned leatherTFL LEDERTECHNIK GMBH·Filed 2001·Granted Jul 12, 2005·4 cites·43 claims
- 0252US10815542B2Tanning composition and method based on an acetal of an aldehydic tanning agentTFL LEDERTECHNIK GMBH·Filed 2019·Granted Oct 27, 2020·0 cites·19 claims
- 0344US10604813B2Tanning composition and method based on an acetal of an aldehydic tanning agentTFL LEDERTECHNIK GMBH·Filed 2017·Granted Mar 31, 2020·0 cites·24 claims
- 0443US2005229324A1Process and auxiliaries for the treatment of organically tanned leatherFENNEN JENS·Filed 2003·Application pending·0 cites
- 0542US10087497B2Process for retanning leatherTFL LEDERTECHNIK GMBH·Filed 2014·Granted Oct 2, 2018·0 cites·22 claims
- 0642US2005177955A1Dyed leather and method for dyeing tanned leatherFiled 2005·Application pending·0 cites
- 0739US2022127687A1Device, exchange unit, kit, and method for reducing the odor of tanned leatherTFL LEDERTECHNIK GMBH·Filed 2019·Application pending·0 cites
- 0839US2008276378A1Composition for the Pretanning of PeltsTFL LEDERTECHNIK GMBH·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →