Inventor · Duderstadt, DE

Helmut Wagner

25Patents
10h-index
29Co-inventors
75Inventor score

Filing activity: Jul 16, 1976 → Oct 11, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5704945A Brake-action knee joint Human Necessities 104 Expired
USD383542S Prosthetic knee joint General 60 Expired
USD446304S Knee joint prosthesis General 57 Expired
US6165226A Orthosis joint Human Necessities 57 Expired
US6139586A Prosthesis brake joint Human Necessities 38 Expired
US4259191A Process for the preparation of sulfobetaines Emerging Cross-Sectional Technologies 20 Expired
US4258521A Metal foil insulation, especially for nuclear reactor installations Emerging Cross-Sectional Technologies 18 Expired
US5564733A Instrument panel having an integrated, swing-open air-bag cover Performing Operations; Transporting 15 Expired
US4209337A Preparation of hardenable binding agents based on cement and bituminous emulsions Chemistry; Metallurgy 13 Expired
US6322594A Hip joint for an artificial leg Human Necessities 12 Expired
US4130491A Use of betaines in mineral oil recovery Emerging Cross-Sectional Technologies 10 Expired
US6133441A Production of a salt of clavulanic acid Human Necessities 9 Expired
US8157756B2 Orthosis Human Necessities 7 Active
US7887496B2 Joint orthosis Human Necessities 7 Active
US7001349B2 Orthopedic splint Human Necessities 6 Expired
USD732176S1 Orthosis General 6 Active
US5829814A Cover flap and hinge assembly and method of making same for passenger vehicle glove compartments Fixed Constructions 5 Expired
US7413555B2 Joint orthosis Human Necessities 3 Expired
US6749948B2 Polyolefin film with peelable outer layer Emerging Cross-Sectional Technologies 3 Expired
US6645609B2 Peelable, sealable polyolefinic multilayered film and its use as a packaging film Emerging Cross-Sectional Technologies 2 Expired
US4089891A Pleuromutilin solvates Chemistry; Metallurgy 2 Expired
US6518420B2 Precipitation process of 7-aminocephalosporanic acid (7-ACA) Chemistry; Metallurgy 1 Expired
US11241326B2 Dynamic correction splint Human Necessities 1 Active
US12310872B2 Thumb orthosis and set of a plurality of thumb orthoses Human Necessities 0 Active
US7762971B2 Tilt-stable rotating joint and technical orthopedic component constructed therewith Human Necessities 0 Active

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