Inventor · disambiguated record
Martin Heldmann
Also filed as: HELDMANN MARTIN
11 granted patents·111 citations·filing 2003–2020
90Inventor score
Top patents by PatentIndex Score
11 records- 0194US8910948B2Mounting guard ringFREUDENBERG CARL KG·Filed 2013·Granted Dec 16, 2014·10 cites·5 claims
- 0290US8474828B2Mounting guard ringHELDMANN MARTIN·Filed 2012·Granted Jul 2, 2013·12 cites·4 claims
- 0389US11073210B2Sealing elementFREUDENBERG CARL KG·Filed 2019·Granted Jul 27, 2021·6 cites·12 claims
- 0488US7284759B2Mounting guard ringFREUDENBERG CARL KG·Filed 2004·Granted Oct 23, 2007·27 cites·21 claims
- 0585US8292302B2Mounting guard ringHELDMANN MARTIN·Filed 2009·Granted Oct 23, 2012·13 cites·11 claims
- 0684US7651102B2Mounting guard ringFREUDENBERG CARL KG·Filed 2004·Granted Jan 26, 2010·20 cites·9 claims
- 0782US11560949B2Sealing elementFREUDENBERG CARL KG·Filed 2019·Granted Jan 24, 2023·2 cites·9 claims
- 0879US10029356B2Mounting device for a sealing ringFREUDENBERG CARL KG·Filed 2015·Granted Jul 24, 2018·6 cites·16 claims
- 0977US11131387B2Sealing ring and seal arrangement comprising such a sealing ringFREUDENBERG CARL KG·Filed 2018·Granted Sep 28, 2021·2 cites·9 claims
- 1073US11448116B2Multiport valve, fluid circuit and cooling fluid circuitWOCO IND GMBH·Filed 2020·Granted Sep 20, 2022·1 cites·20 claims
- 1165US7017913B2Axial shaft sealFREUDENBERG CARL KG·Filed 2003·Granted Mar 28, 2006·12 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →