Inventor · Feldkirch, AT

Reinhard Sperger

10Patents
4h-index
15Co-inventors
53Inventor score

Filing activity: Dec 7, 1992 → Mar 10, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US6342970B1 Dielectric interference filter system, LCD-display and CCD-arrangement as well as process for manufacturing a dielectric interference filter system and use of this process Emerging Cross-Sectional Technologies 57 Expired
US6238583A Process for production of a structure of color filter layer system regions Physics 16 Expired
US5464683A Coated transparent substrate Emerging Cross-Sectional Technologies 10 Expired
US5473468A Coated transparent substrate Emerging Cross-Sectional Technologies 7 Expired
US6879450B2 Interference colored filters Physics 3 Expired
US6468703B1 Method for producing a structure of interference colored filters Physics 3 Expired
US6174592A Composite glass and method for producing a coated plastic foil, preferably therefor Emerging Cross-Sectional Technologies 2 Expired
US5684554A Liquid crystal display Physics 1 Expired
US7046897B2 Light beam preparation arrangement Emerging Cross-Sectional Technologies 1 Expired
US7632629B2 Interference colored filters Physics 0 Expired

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