Inventor · disambiguated record
Stephan Melzer
Also filed as: MELZER STEPHAN
2 granted patents·17 citations·filing 1992–1993
57Inventor score
Technology areasA62B
Files withDRAEGERWERK AG2
Top patents by PatentIndex Score
2 records- 0139US5291881AAir cleaning cartridge for a gas mask and breathing equipment with an insertDRAEGERWERK AG·Filed 1992·Granted Mar 8, 1994·14 cites·14 claims
- 0226US5450844ALocking device for the container of a gas mask and breathing equipmentDRAEGERWERK AG·Filed 1993·Granted Sep 19, 1995·3 cites·7 claims
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