Inventor · disambiguated record
Walter F. Ottmann
Also filed as: OTTMANN WALTER F
7 granted patents·14 citations·filing 2012–2020
79Inventor score
Top patents by PatentIndex Score
7 records- 0180US9132455B2Portable parts washerCHEMFREE CORP·Filed 2013·Granted Sep 15, 2015·2 cites·17 claims
- 0271US11371178B2Portable parts washerCRC IND INC·Filed 2020·Granted Jun 28, 2022·0 cites·15 claims
- 0366US10618081B2Method for cleaning in a portable parts washerCHEMFREE CORP·Filed 2017·Granted Apr 14, 2020·0 cites·20 claims
- 0457US9802228B2Method for cleaning mechanical parts using a portable parts washerCHEMFREE CORP·Filed 2015·Granted Oct 31, 2017·0 cites·16 claims
- 0547USD747567SParts washerCHEMFREE CORP·Filed 2012·Granted Jan 12, 2016·6 cites·1 claims
- 0644USD735957SParts washerCHEMFREE CORP·Filed 2012·Granted Aug 4, 2015·5 cites·1 claims
- 0731USD733979SParts washerCHEMFREE CORP·Filed 2012·Granted Jul 7, 2015·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →