Inventor · disambiguated record
Frank Hamma
Also filed as: HAMMA FRANK
4 granted patents·37 citations·filing 2008–2013
71Inventor score
Top patents by PatentIndex Score
4 records- 0189US8701707B2Pressure control valve deviceMOOSMANN MARKUS·Filed 2008·Granted Apr 22, 2014·30 cites·19 claims
- 0270US9157539B2Pressure control valve deviceZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2012·Granted Oct 13, 2015·3 cites·11 claims
- 0370US9052723B2Pressure control valve apparatus having a flow-guiding deviceMAYR KARLHEINZ·Filed 2012·Granted Jun 9, 2015·4 cites·15 claims
- 0447US9068660B2Valve device with a flow guiding deviceZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2013·Granted Jun 30, 2015·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →