Inventor · Düren, DE

Wolfgang Schafer

53Patents
11h-index
98Co-inventors
81Inventor score

Filing activity: Nov 12, 1974 → Feb 15, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US4643944A Glazing laminates and method of making same Emerging Cross-Sectional Technologies 38 Expired
US3979548A Polyurethane coated safety glass Emerging Cross-Sectional Technologies 27 Expired
US4331736A Process utilizing release agent Emerging Cross-Sectional Technologies 22 Expired
US5006920A Electrical components Electricity 22 Expired
US5853444A Porous permeable molded body Emerging Cross-Sectional Technologies 22 Expired
US5972947A Oxazolidinone derivatives, processes for the production thereof and pharmaceutical agents containing these compounds Human Necessities 20 Expired
US4816687A Method and apparatus for measurement of the fluorescence relaxation period of a fluorescent substance Physics 16 Expired
US4412449A Apparatus for measuring the flow velocities of gases and liquids Physics 14 Expired
US5099105A Electrically heated automobile glazing with electrically conductive decorative frame Electricity 13 Expired
US7036655B2 Method and device for supplying regularly objects to a work station Performing Operations; Transporting 12 Expired
US4656220A Thermoplastic compositions based on polyphenylene ethers and polyoctenylenes, and method of manufacturing same Emerging Cross-Sectional Technologies 12 Expired
US5943962A Device for counteracting transverse forces acting on a rail vehicle Performing Operations; Transporting 10 Expired
US6328777A Filter system Emerging Cross-Sectional Technologies 10 Expired
US5565271A Glazing laminates Emerging Cross-Sectional Technologies 10 Expired
US7118802B2 Multi-layer ceramic composite material with a thermal-protective effect Emerging Cross-Sectional Technologies 9 Expired
US4835063A Parts based on polyphenylene ethers and rubbers as well as methods for their production Emerging Cross-Sectional Technologies 9 Expired
US6017473A Method for producing porous permeable molded body Emerging Cross-Sectional Technologies 9 Expired
US7327699B1 Method and device for synchronisation of distant clocks to a central clock via satellite Physics 8 Expired
US4449402A Apparatus for measuring the flow velocity of gases and liquids Physics 8 Expired
US6134267A Detection method for the transmitter identification information signal in the null symbol of a DAB stream Electricity 7 Expired
US4599092A Process for the gasification of carbonaceous agglomerates in a fixed bed reactor Chemistry; Metallurgy 7 Expired
US4395586A Holding device for electrical thin layer resistance Electricity 7 Expired
US4925734A Glazing laminates Emerging Cross-Sectional Technologies 7 Expired
USD535576S1 Electronic spirit level General 6 Expired
US7114422B1 Method and device for producing a product made of strip tape, especially a medical product and/or a product containing active substances as well as fillable receptacles or pouches whose edges can be sealed Emerging Cross-Sectional Technologies 5 Expired

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