Patent assignee · US · COMPANY

Scram Technologies, Inc.

18Patents
4Active
18Granted
37Portfolio score

Filing activity: Jun 17, 1999 → Aug 20, 2009 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6457834B1 Optical system for display panel Emerging Cross-Sectional Technologies 69 Expired
US6485145B1 Optical system for display panel Physics 24 Expired
US6948820B2 Interactive display system having an optical channeling element Electricity 23 Expired
US6535674B2 High contrast front projection display panel and a method of making a high contrast front projection display panel Electricity 18 Expired
US6328448A Optical projection apparatus and method Physics 10 Expired
US6999665B2 Display panel having dual directional diffusion Physics 9 Expired
US6597417B1 Optical panel having black material between apexes of serrations on the inlet face Electricity 9 Expired
US6751019B2 Ultrathin mesh optical panel and a method of making an ultrathin mesh optical panel Emerging Cross-Sectional Technologies 8 Expired
US6741779B2 High contrast front projection display panel and a method of making a high contrast front projection display panel Electricity 8 Expired
US6571044B2 High contrast display panel and a method of making a high contrast display panel Physics 4 Expired
US6719430B2 Precision optical system for display panel Electricity 4 Expired
US7369316B2 Optical system for a digital light projection system including optical concentrator elements having reflective aperture elements Electricity 3 Active
US7973996B2 Optical system for a digital light projection system including a 3-channel LED array light engine Physics 2 Active
US6704484B1 Poly-planar optical display imaging system Physics 2 Expired
US7116873B2 High contrast front projection display panel and a method of making a high contrast front projection display panel Electricity 1 Expired
US6715886B2 Optical system for display panel Physics 1 Expired
US8294729B2 Stroke-to-raster video conversion method having error correction capabilities Physics 0 Active
US7508590B2 Optical system for a digital light projection system including 3-channel and 4-channel LED array light engines Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.