Inventor · Ottawa, ON, CA

Joseph P. Ellul

30Patents
14h-index
33Co-inventors
81Inventor score

Filing activity: Dec 21, 1982 → Nov 23, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5362669A Method of making integrated circuits Emerging Cross-Sectional Technologies 107 Expired
US4996081A Method of forming multiple nitride coating on silicon Electricity 73 Expired
US5352923A Trench resistors for integrated circuits Emerging Cross-Sectional Technologies 51 Expired
US5296258A Method of forming silicon carbide Chemistry; Metallurgy 48 Expired
US5316978A Forming resistors for intergrated circuits Emerging Cross-Sectional Technologies 45 Expired
US5394000A Trench capacitor structure Electricity 45 Expired
US5516710A Method of forming a transistor Electricity 44 Expired
US5275974A Method of forming electrodes for trench capacitors Electricity 40 Expired
US6079353A Chamber for reducing contamination during chemical vapor deposition Chemistry; Metallurgy 32 Expired
US5614750A Buried layer contact for an integrated circuit structure Electricity 31 Expired
US6114227A Chamber for reducing contamination during chemical vapor deposition Chemistry; Metallurgy 23 Expired
US5773871A Integrated circuit structure and method of fabrication thereof Electricity 23 Expired
US5726084A Method for forming integrated circuit structure Electricity 19 Expired
US4580155A Deep depletion CCD imager Electricity 15 Expired
US4968641A Method for formation of an isolating oxide layer Emerging Cross-Sectional Technologies 11 Expired
US4934774A Optical waveguide and method for its manufacture Physics 11 Expired
US5035916A Optical waveguide and method for its manufacture Physics 10 Expired
US7943473B2 Minimum cost method for forming high density passive capacitors for replacement of discrete board capacitors using a minimum cost 3D wafer-to-wafer modular integration scheme Electricity 10 Active
US9608130B2 Semiconductor device having trench capacitor structure integrated therein Electricity 10 Active
US4836902A Method and apparatus for removing coating from substrate Electricity 10 Expired
US6475873B1 Method of forming laser trimmable thin-film resistors in a fully planarized integrated circuit technology Electricity 9 Expired
US4859303A Method and apparatus for removing coating from substrate Electricity 7 Expired
US9196672B2 Semiconductor device having capacitor integrated therein Electricity 7 Active
US8686543B2 3D chip package with shielded structures Electricity 4 Active
US8344478B2 Inductors having inductor axis parallel to substrate surface Electricity 3 Active

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