Inventor · disambiguated record
Duncan John William Walker
Also filed as: WALKER DUNCAN · WALKER DUNCAN JOHN WILLIAM
9 granted patents·3 pending applications·129 citations·filing 2003–2024
86Inventor score
Top patents by PatentIndex Score
12 records- 0194US7054538B2Flat dispersion frequency discriminator (FDFD)AZNA LLC·Filed 2003·Granted May 30, 2006·98 cites·5 claims
- 0290US11283520B2Display apparatusPURELIFI LTD·Filed 2018·Granted Mar 22, 2022·6 cites·39 claims
- 0389US7492976B2Flat dispersion frequency discriminator (FDFD)FINISAR CORP·Filed 2006·Granted Feb 17, 2009·20 cites·9 claims
- 0488US12107627B2Display apparatusPURELIFI LTD·Filed 2023·Granted Oct 1, 2024·2 cites·44 claims
- 0575US11750284B2Optical wireless communication system and methodPURELIFI LTD·Filed 2020·Granted Sep 5, 2023·2 cites·22 claims
- 0673US12431975B2Display apparatusPURELIFI LTD·Filed 2024·Granted Sep 30, 2025·0 cites·34 claims
- 0769US11750285B2Display apparatusPURELIFI LTD·Filed 2021·Granted Sep 5, 2023·0 cites·39 claims
- 0866US11063665B2Tuneable filter grating for OWCPURELIFI LTD·Filed 2018·Granted Jul 13, 2021·1 cites·29 claims
- 0959US2024061087A1Lidar system with fly's eye lens arraysOUSTER INC·Filed 2023·Application pending·0 cites
- 1046US2010177797A1Apparatus and Method for Laser Processing a MaterialSPI LASERS UK LTD·Filed 2008·Application pending·0 cites
- 1137US2012223255A1Precision approach path indicatorWALKER DUNCAN JOHN WILLIAM·Filed 2012·Application pending·0 cites
- 1236US12160264B2Optical wireless communication (OWC) unitPURELIFI LTD·Filed 2020·Granted Dec 3, 2024·0 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →