Inventor · disambiguated record
John Kropf
Also filed as: KROPF JOHN
1 granted patent·2 pending applications·11 citations·filing 2007–2009
37Inventor score
Technology areasB60L
Top patents by PatentIndex Score
3 records- 0168US7562628B2Guideway transportation system with integrated magnetic levitation suspension, stabilization and propulsion functionsWAMBLE III JOHN LEE·Filed 2007·Granted Jul 21, 2009·11 cites·11 claims
- 0235US2009249974A1Guideway transportation system with integrated magnetic levitation suspension, stabilization and propulsion functionsWAMBLE JOHN LEE·Filed 2009·Application pending·0 cites
- 0335US2009249973A1Guideway transportation system with integrated magnetic levitation suspension, stabilization and propulsion functionsWAMBLE JOHN LEE·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →