Inventor · disambiguated record
Ralf Helmut Hetzer
Also filed as: HETZER RALF HELMUT
3 granted patents·1 pending application·44 citations·filing 2012–2016
69Inventor score
Technology areasA62D
Top patents by PatentIndex Score
4 records- 0187US9687686B2Siloxane-containing fire extinguishing foamUNIV ZU KOLN·Filed 2016·Granted Jun 27, 2017·28 cites·10 claims
- 0280US9446272B2Siloxane-containing fire extinguishing foamBLUNK DIRK·Filed 2012·Granted Sep 20, 2016·16 cites·2 claims
- 0344US10307627B2Carbosilane containing fire-extinguishing foamUNIV KOELN·Filed 2014·Granted Jun 4, 2019·0 cites·4 claims
- 0431US2017259099A1Silicon-containing organic acid derivatives as environmentally friendly afff extinguishing agentsUNIVERSITÄT ZU KÖLN·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →