Inventor · Kandel, DE

Norbert Kern

7Patents
1h-index
17Co-inventors
44Inventor score

Filing activity: Jun 5, 2002 → Jul 27, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US11440221B2 Device and method for producing a dyed and an undyed plastic melt Performing Operations; Transporting 2 Active
US6486348B1 Method for producing 1-methyl-3-nitroguanidine Chemistry; Metallurgy 1 Expired
US11273576B2 Device and method for producing plastic granulate Mechanical Engineering; Lighting; Heating 1 Active
US8568865B2 Ceramic composite wall covering Emerging Cross-Sectional Technologies 1 Active
US6864467B2 Heater for gaseous media Electricity 1 Expired
US12076904B2 Device and method for producing a dyed and an undyed plastic melt Performing Operations; Transporting 0 Active
US7968202B2 Method for sealing natural stones Emerging Cross-Sectional Technologies 0 Active

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