Inventor · Unterhaching, DE

Dietrich Widmann

28Patents
12h-index
34Co-inventors
81Inventor score

Filing activity: May 21, 1974 → May 18, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6459123B1 Double gated transistor Electricity 96 Expired
US4356622A Method of producing low-resistance diffused regions in IC MOS semiconductor circuits in silicon-gate technology metal silicide layer formation Emerging Cross-Sectional Technologies 64 Expired
US4382826A Method of making MIS-field effect transistor having a short channel length Electricity 35 Expired
US4562640A Method of manufacturing stable, low resistance contacts in integrated semiconductor circuits Emerging Cross-Sectional Technologies 29 Expired
US4291321A MIS-field effect transistor having a short channel length and method of making the same Electricity 25 Expired
US4047975A Process for the production of a bipolar integrated circuit Emerging Cross-Sectional Technologies 20 Expired
US6262448A Memory cell having trench capacitor and vertical, dual-gated transistor Electricity 20 Expired
US3953877A Semiconductors covered by a polymeric heat resistant relief structure Electricity 18 Expired
US6319787A Method for forming a high surface area trench capacitor Electricity 18 Expired
US4211888A Arrangement with several thermal elements in series connection Electricity 14 Expired
US4108717A Process for the production of fine structures consisting of a vapor-deposited material on a base Emerging Cross-Sectional Technologies 12 Expired
US4313256A Method of producing integrated MOS circuits via silicon gate technology Electricity 12 Expired
US6515319B2 Field-effect-controlled transistor and method for fabricating the transistor Electricity 9 Expired
US6686098B2 Lithography method and lithography mask Physics 9 Expired
US6124156A Process for manufacturing a CMOS circuit with all-around dielectrically insulated source-drain regions Electricity 8 Expired
US4352237A Method for manufacture of integrated semiconductor circuits, in particular CCD-circuits, with self-adjusting, nonoverlapping polysilicon electrodes Emerging Cross-Sectional Technologies 7 Expired
US5869860A Ferroelectric memory device and method for producing the device Electricity 7 Expired
US6022786A Method for manufacturing a capacitor for a semiconductor arrangement Electricity 6 Expired
US6232169A Method for producing a capacitor Electricity 5 Expired
US5989972A Capacitor in a semiconductor configuration and process for its production Electricity 4 Expired
US4090068A Process for the automatic adjustment of semiconductor wafers Electricity 4 Expired
US6503784B1 Double gated transistor Electricity 3 Expired
US6472767B1 Static random access memory (SRAM) Electricity 3 Expired
US4268563A Radiation mask for producing structural configurations in photo-sensitive resists by X-ray exposure Emerging Cross-Sectional Technologies 2 Expired
US6635388B1 Contact hole fabrication with the aid of mutually crossing sudden phase shift edges of a single phase shift mask Physics 2 Expired

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