Inventor · disambiguated record
Helmut Quabeck
Also filed as: QUABECK HELMUT
4 granted patents·63 citations·filing 1987–1992
77Inventor score
Files withDU PONT4
Top patents by PatentIndex Score
4 records- 0169US5014138AProcess for recording semihalftone images and device for conversion of image dot tonal value dataDU PONT·Filed 1990·Granted May 7, 1991·28 cites·15 claims
- 0269US4876611AProcess for recording semihalftone imagesDU PONT·Filed 1987·Granted Oct 24, 1989·25 cites·22 claims
- 0344US4939589AProcess for recording semihalftone images and device for conversion of image dot tonal value dataDU PONT·Filed 1988·Granted Jul 3, 1990·7 cites·16 claims
- 0431US5245160AHeat pipe roller with temperature sensorDU PONT·Filed 1992·Granted Sep 14, 1993·3 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →