Inventor · disambiguated record
Helmut John
Also filed as: JOHN HELMUT
2 granted patents·1 pending application·95 citations·filing 1989–2011
67Inventor score
Top patents by PatentIndex Score
3 records- 0184US4919364APropulsion system for hypersonic flightMESSERSCHMITT BOELKOW BLOHM·Filed 1989·Granted Apr 24, 1990·78 cites·7 claims
- 0269US7799179B2Sputtering cathode and device and method for coating a substrate with several layersSINGULUS TECHNOLOGIES AG·Filed 2003·Granted Sep 21, 2010·17 cites·19 claims
- 0339US2012328797A1Method and device for rapidly heating and cooling a substrate and immediately subsequently coating the same under vacuumMAASS WOLFRAM·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →