Inventor · Hilden, DE

Norbert Schettiger

4Patents
1h-index
13Co-inventors
41Inventor score

Filing activity: Aug 10, 2000 → Feb 16, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6660045B1 Hair colorant preparation Human Necessities 36 Expired
US8858653B2 Color intensification by polyquaternium Human Necessities 1 Active
US9463150B2 Agent for coloring and/or lightening keratinic fibers without ammonia odor Human Necessities 0 Active
US9918910B2 Multi-tonal one step dyeing with foam-type pre-treatment solution Human Necessities 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.