Inventor · disambiguated record
Johannes Dratner
Also filed as: DRATNER JOHANNES
3 granted patents·9 citations·filing 1996–1997
61Inventor score
Technology areasH05B
Files withDANIELI OFF MECC3
Top patents by PatentIndex Score
3 records- 0132US5905754AAutomatic system for connection of pneumatic and hydraulic hoses on a composite electrode for arc furnacesDANIELI OFF MECC·Filed 1997·Granted May 18, 1999·5 cites·10 claims
- 0228US5940426AAdapter device for composite electrodes with an auxiliary reactance function on electric arc furnacesDANIELI OFF MECC·Filed 1997·Granted Aug 17, 1999·2 cites·22 claims
- 0326US5715273ASecondary circuit with variable impedance for electric arc furnacesDANIELI OFF MECC·Filed 1996·Granted Feb 3, 1998·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →