Inventor · disambiguated record
Helmut Grass
Also filed as: GRASS HELMUT
0 granted patents·2 pending applications·0 citations·filing 2008–2009
Technology areasC01B
Files withSOLVAY FLUOR GMBH2
Top patents by PatentIndex Score
2 records- 0149US2010143236A1Preparation of hydrogen fluoride from calcium fluoride and sulfuric acidSOLVAY FLUOR GMBH·Filed 2008·Application pending·0 cites
- 0242US2011206598A1Preparation of hydrogen fluoride from fluorspar or calcium fluoride containing waste materialSOLVAY FLUOR GMBH·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →