Inventor · Midland, ON, CA

Daniel B. Mitchell

21Patents
4h-index
11Co-inventors
56Inventor score

Filing activity: Oct 21, 1993 → Apr 15, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US7108383B1 Optical system with reflection-angle-selective mirror Physics 83 Expired
US5458334A Golf club, and improvement process Human Necessities 36 Expired
US5643479A Electric arc welding Performing Operations; Transporting 27 Expired
US6992830B1 Projection display having an angle-selective coating for enhanced image contrast, and method for enhancing image contrast Physics 5 Expired
US8347814B2 Method and apparatus for coating a curved surface Physics 2 Active
US8246748B2 Method and apparatus for coating surfaces Performing Operations; Transporting 2 Active
US8293017B2 Method and apparatus for coating surfaces Chemistry; Metallurgy 1 Active
US8398776B2 Method and apparatus for supporting workpieces in a coating apparatus Chemistry; Metallurgy 1 Active
US8059338B2 Method and apparatus for coating a curved surface Physics 1 Active
US7768708B1 Light source having spatially interleaved light beams Physics 1 Active
US7505208B1 Air-gap optical structure with a nonreflective air-gap spacer Physics 1 Active
US8529991B2 Method and apparatus for cutting a part without damaging a coating thereon Emerging Cross-Sectional Technologies 0 Active
US8133367B1 Sputtering system and method using a loose granular sputtering target Chemistry; Metallurgy 0 Active
US8691064B2 Sputter-enhanced evaporative deposition apparatus and method Chemistry; Metallurgy 0 Active
US8398251B2 Method and apparatus for fabricating a precision optical surface Emerging Cross-Sectional Technologies 0 Active
US7626169B1 Optical reference, and a method of using same Physics 0 Active
US8294990B2 Method and apparatus for optical filtering with two passbands Physics 0 Active
US8456740B2 Method and apparatus for pathlength adjustment in an optical system Physics 0 Active
US8186113B2 Building window having a visible-light-reflective optical interference coating thereon Fixed Constructions 0 Active
US7800756B2 Method and apparatus for analyzing coatings on curved surfaces Physics 0 Active
US7796338B2 Method and apparatus for optical bandpass filtering, and varying the filter bandwidth Physics 0 Active

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