Inventor · West Vancouver, BC, CA

Alfred E. Steck

13Patents
11h-index
4Co-inventors
65Inventor score

Filing activity: Sep 21, 1993 → May 15, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5464700A Gasketed membrane electrode assembly for electrochemical fuel cells Emerging Cross-Sectional Technologies 87 Expired
US6723758B2 Graft polymeric membranes and ion-exchange membranes formed therefrom Emerging Cross-Sectional Technologies 82 Expired
US5422411A Trifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefrom Emerging Cross-Sectional Technologies 55 Expired
US5834523A Substituted .alpha.,.beta.,.beta.-trifluorostyrene-based composite membranes Emerging Cross-Sectional Technologies 30 Expired
US5985942A .alpha., .beta., .beta.-trifluorostyrene-based composite membranes Emerging Cross-Sectional Technologies 26 Expired
US5773480A Trifluorostyrene and substituted trifluorostyrene copolymeric compositions and ion-exchange membranes formed therefrom Emerging Cross-Sectional Technologies 21 Expired
US5602185A Substituted trifluorostyrene compositions Emerging Cross-Sectional Technologies 17 Expired
US6359019B1 Graft polymeric membranes and ion-exchange membranes formed therefrom Emerging Cross-Sectional Technologies 15 Expired
US5498639A Trifluorostyrene and substituted trifluorostyrene copolymeric ion-exchange membranes Emerging Cross-Sectional Technologies 15 Expired
US6437011B2 &agr;,&bgr;, &bgr;-trifluorostyrene-based composite membranes Emerging Cross-Sectional Technologies 12 Expired
US5684192A Substituted trifluorostyrene monomeric compositions Emerging Cross-Sectional Technologies 12 Expired
US6258861A .alpha.,.beta.,.beta.-trifluorostyrene-based composite membranes Emerging Cross-Sectional Technologies 6 Expired
US9534723B2 Method of brazing, in particular induction brazing, and assembly Mechanical Engineering; Lighting; Heating 2 Active

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