Inventor · disambiguated record
Hans-Joachim Lenz
Also filed as: LENZ HANS-JOACHIM · SPANGE ARNO
2 granted patents·25 citations·filing 1979–1983
61Inventor score
Files withHOECHST AG2
Top patents by PatentIndex Score
2 records- 0169US4665163ADiaryl pigments with improved heat stability obtained by coupling bis-diazotized diamines with acetoacetanilidesHOECHST AG·Filed 1983·Granted May 12, 1987·9 cites·3 claims
- 0264US4235641ADyeing agent compositions based on polypropylene waxHOECHST AG·Filed 1979·Granted Nov 25, 1980·16 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →