Inventor · Heidelberg, DE

Gerhard Schaefer

20Patents
10h-index
24Co-inventors
75Inventor score

Filing activity: Feb 14, 1985 → May 2, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US7428957B2 Order picking station and order picking method Performing Operations; Transporting 64 Active
US7207433B2 Motor-operated conveying roll, control device for a motor-operated conveying roll, roller conveying system and control method for a roller conveying system Performing Operations; Transporting 41 Expired
US4590104A Production of fiber-reinforced materials Chemistry; Metallurgy 33 Expired
US8484789B2 Toothbrushes Human Necessities 31 Active
US4607069A Curable compositions based on epoxy resins Chemistry; Metallurgy 20 Expired
US7809467B2 System and method for order picking of articles into order containers Performing Operations; Transporting 16 Active
US8677545B2 Toothbrush Human Necessities 12 Active
US7707693B2 Connecting unit for loose ends of a traction device Emerging Cross-Sectional Technologies 11 Active
US7766151B2 Picking station Performing Operations; Transporting 10 Active
US8195326B2 Picking station and method for picking with a light grid Performing Operations; Transporting 10 Active
US8056176B2 Toothbrushes Human Necessities 9 Active
US8082059B2 Order-picking method and order-picking apparatus Performing Operations; Transporting 8 Active
US8428771B2 Picking station and method for picking with a light grid Performing Operations; Transporting 8 Active
US8037994B2 Apparatus and method for sorting non-sorted containers in an order-picking system Performing Operations; Transporting 6 Active
US4871876A Preparation of 4,4' dichlorodiphenyl sulfone Chemistry; Metallurgy 4 Expired
US5148438A Gas laser with discharge in two-dimensional waveguide Electricity 3 Expired
US4904454A Reactor for producing furnace carbon black Chemistry; Metallurgy 2 Expired
USRE32628E Curable compositions based on epoxy resins General 2 Expired
US4873372A Isolation of 4,4'-dichlorodiphenyl sulfone Chemistry; Metallurgy 2 Expired
US5801272A Preparation of mixtures of (R)- and (S)-2-(4-alkanoylphenoxy)- or (R)- and (S)-2-(4-aroylphenoxy)propionic esters Chemistry; Metallurgy 0 Expired

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