Inventor · disambiguated record
Hans-Josef Humpert
Also filed as: HUMPERT HANS-JOSEF
2 granted patents·11 citations·filing 1996–2008
54Inventor score
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2 records- 0159US5786121AProcess for producing electrophotographically active titanylphthalocyanine modificationsSYNTEC GES FUER CHEMIE UND TEC·Filed 1996·Granted Jul 28, 1998·9 cites·13 claims
- 0252US8501381B2Liquid developer composition and method of its preparationHUMPERT HANS-JOSEF·Filed 2008·Granted Aug 6, 2013·2 cites·24 claims
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