Inventor · disambiguated record
Ralph E. Mantela
Also filed as: MANTELA RALPH E · MANTELA RALPH F
0 granted patents·2 pending applications·0 citations·filing 2004–2008
Technology areasB61D
Files withMICHIGAN SCIENT TRANSP PRODUCT2
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →