Assignee
NAKAGAWA LAB INC
JP·2 granted patents·5 pending applications·410 citations·filing 2003–2009
Top patents by PatentIndex Score
7 records- 0195US7583901B2Illuminative light communication deviceNAKAGAWA LAB INC·Filed 2003·Granted Sep 1, 2009·397 cites·8 claims
- 0287US7929867B2Emergency lamp and wireless emergency lamp data transmission systemNAKAGAWA LAB INC·Filed 2009·Granted Apr 19, 2011·13 cites·7 claims
- 0343US2007254694A1Camera-Equipped Cellular Terminal for Visible Light CommunicationNAKAGAWA LAB INC·Filed 2005·Application pending·0 cites
- 0443US2009214225A1Data Transmission Apparatus and Data Reception ApparatusNAKAGAWA LAB INC·Filed 2006·Application pending·0 cites
- 0539US2007275750A1Position Data Communication DeviceNAKAGAWA LAB INC·Filed 2005·Application pending·0 cites
- 0637US2007274727A1Communications System and Leaky Optical FiberNAKAGAWA LAB INC·Filed 2005·Application pending·0 cites
- 0736US2008258641A1Power Supply For Semiconductor Light Emitting Device And Illuminating DeviceNAKAGAWA LAB INC·Filed 2005·Application pending·0 cites
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