Inventor · disambiguated record
Hans-Hermann Spratte
Also filed as: SPRATTE HANS H · SPRATTE HANS-HERMANN
4 granted patents·116 citations·filing 1980–1992
79Inventor score
Top patents by PatentIndex Score
4 records- 0181US5175425AProcess for marking semiconductor surfacesLEUZE ELECTRONIC GMBH & CO·Filed 1987·Granted Dec 29, 1992·67 cites·7 claims
- 0248US5298727ADevice for reading bar codes on semiconductor surfacesLEUZE ELECTRONIC GMBH & CO·Filed 1992·Granted Mar 29, 1994·24 cites·10 claims
- 0344US5180910ALight barrier with retroreflector and optical meansLEUZE ELECTRONIC GMBH & CO·Filed 1991·Granted Jan 19, 1993·19 cites·14 claims
- 0436US4405858ALight gate with controlled optical couplersKROHNE MESSTECHNIK KG·Filed 1980·Granted Sep 20, 1983·6 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →