EK

Erwin Knapek

SA Siemens Aktiengesellschaft: 6 patents #2,149 of 22,248Top 10%
Overall (All Time): #892,194 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5260599 Conductive clearing frame for a semiconductor component Frederik Ponse, Gabrielle Belle 1993-11-09
5128207 Method for producing uniform polymethylmethacrylate layers Helmut Formanek, Magdalena Hintermaier, Burkhard Lischke 1992-07-07
4837125 Electron-beam-sensitive resist material for microstructures in electronics Helmut Formanek 1989-06-06
4640626 Method and apparatus for localizing weak points within an electrical circuit Ralf Schmid, Johann Otto, Daniela Bernklau 1987-02-03
4214166 Magnetic lens system for corpuscular radiation equipment Isolde Dietrich, Fred K. Fox, Karl Nachtrieb, Reinhard Weyl, Helmut Zerbst +1 more 1980-07-22
4209701 Magnetic lens arrangement for corpuscular radiation equipment working under a vacuum Isolde Dietrich, Fred K. Fox, Karl Nachtrieb, Reinhard Weyl, Helmut Zerbst +1 more 1980-06-24