Inventor · disambiguated record
Helmut Stein
Also filed as: STEIN HELMUT
4 granted patents·92 citations·filing 1976–2014
75Inventor score
Top patents by PatentIndex Score
4 records- 0189US4085248AMethod to apply a protective layer to the surface of optical reflectors, and so-made reflectors, particularly automotive vehicle head lampsBOSCH GMBH ROBERT·Filed 1976·Granted Apr 18, 1978·67 cites·52 claims
- 0280US8981256B2Apparatus for joining two workpiece parts along a weld by means of transmission weldingJENOPTIK AUTOMATISIERUNGSTECH·Filed 2012·Granted Mar 17, 2015·8 cites·10 claims
- 0355US4539747AProcess for making electrical connections between two surfaces of a printed circuit boardBOSCH GMBH ROBERT·Filed 1983·Granted Sep 10, 1985·17 cites·5 claims
- 0446US10226901B2Method for rounding edges of polymer motor vehicle componentsREHAU AG & CO·Filed 2014·Granted Mar 12, 2019·0 cites·15 claims
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