Inventor · Nörten-Hardenberg, DE

Andreas Graus

13Patents
7h-index
17Co-inventors
63Inventor score

Filing activity: Feb 6, 1989 → Aug 14, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6294090A Adsorptive substance separation device Physics 45 Expired
US6959812B2 Filter package Performing Operations; Transporting 44 Expired
US6623631B1 Filter assembly for vacuum filtration Performing Operations; Transporting 38 Expired
US6143174A Filtration unit with pleated filtering elements Performing Operations; Transporting 33 Expired
US5885455A Filtration unit with pleated filter element Performing Operations; Transporting 21 Expired
US4900441A Small filter and method of its manufacture Performing Operations; Transporting 16 Expired
US6427846B1 Plastic filtration unit bonded by an L-shaped plastic melt Performing Operations; Transporting 7 Expired
US8697436B2 Single use, disposable diaphragm valve in which the valve body and sealing membrane are welded to one another Performing Operations; Transporting 4 Active
US6786360B2 Dispenser Performing Operations; Transporting 1 Expired
US9816903B2 Filtration device for liquid samples Physics 0 Active
US11877982B2 Media filtration device Performing Operations; Transporting 0 Active
US9493334B2 Container having device for preventing foaming and method for producing the device Performing Operations; Transporting 0 Active
US9156594B2 Closure for a nutrient medium container Performing Operations; Transporting 0 Active

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