Inventor · disambiguated record
Otto Kaufmann
Also filed as: KAUFMANN OTTO
2 granted patents·11 citations·filing 1978–2001
56Inventor score
Top patents by PatentIndex Score
2 records- 0157US4180502AManufacture of concentrated solutions, having a low salt content, of cobalt and chromium 1:2 complex dyes which are free from sulfonic acid groupsBASF AG·Filed 1978·Granted Dec 25, 1979·6 cites·9 claims
- 0244US6617501B2Cymbal systemROLAND MEINL MUSIKINSTRUMENTE·Filed 2001·Granted Sep 9, 2003·5 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →