Assignee
AZUMO INC
US·14 granted patents·5 pending applications·10 citations·filing 2020–2025
Top patents by PatentIndex Score
19 records- 0198US11256025B2Film-based lightguide with adhered component between fold region and extraction regionAZUMO INC·Filed 2021·Granted Feb 22, 2022·5 cites·20 claims
- 0296US11828966B2Transmissive display including a backlight with multiple stacked lightguides with a foldAZUMO INC·Filed 2022·Granted Nov 28, 2023·2 cites·22 claims
- 0388US11513274B2Lightguide with a light input edge between lateral edges of a folded stripAZUMO INC·Filed 2020·Granted Nov 29, 2022·2 cites·20 claims
- 0485US12366698B2Light emitting device including a light absorbing cladding region on edges of a core layer of a film-based lightguideAZUMO INC·Filed 2023·Granted Jul 22, 2025·0 cites·20 claims
- 0585US11442213B2Film-based lightguide with extended coupling lightguide regionAZUMO INC·Filed 2021·Granted Sep 13, 2022·1 cites·20 claims
- 0683US12228762B2Light emitting display with a film-based lightguide frontlight, a reflective spatial light modulator, and a housing positioned in an edge regionAZUMO INC·Filed 2024·Granted Feb 18, 2025·0 cites·1 claims
- 0777US2024302580A1Dual backlight display with privacy modeAZUMO INC·Filed 2024·Application pending·0 cites
- 0876US11947149B2Reflective display with film-based lightguide frontlight including light turning film with coated surfacesAZUMO INC·Filed 2022·Granted Apr 2, 2024·0 cites·20 claims
- 0976US11703626B2Light emitting device with film-based lightguide and added reflecting surfacesAZUMO INC·Filed 2022·Granted Jul 18, 2023·0 cites·20 claims
- 1076US2024369755A1Film-based lightguide with stacked strips and light source emitting light into non-lateral edge surfaces of the stripsAZUMO INC·Filed 2023·Application pending·0 cites
- 1175US2025247507A1Guide element with a plurality of angled edges oriented at different anglesAZUMO INC·Filed 2025·Application pending·0 cites
- 1274US11640026B2Automobile with conformal film-based lightguideAZUMO INC·Filed 2022·Granted May 2, 2023·0 cites·21 claims
- 1368US12117639B2Film-based lightguide with interior light directing edges with curved sections in a tapered light mixing regionAZUMO INC·Filed 2023·Granted Oct 15, 2024·0 cites·20 claims
- 1466US12262154B2Reflective display comprising coupling lightguides folded at different fold anglesAZUMO INC·Filed 2021·Granted Mar 25, 2025·0 cites·20 claims
- 1562US2025067921A1Film-based lightguide with interior light directing edges and lateral reflectionsAZUMO INC·Filed 2024·Application pending·0 cites
- 1659US2025155741A1Display with a privacy viewing mode including a film-based lightguide backlight between a first backlight and a transmissive displayAZUMO INC·Filed 2024·Application pending·0 cites
- 1748US11966116B2Reflective display comprising a lightguide and light turning film creating multiple illumination peaksAZUMO INC·Filed 2021·Granted Apr 23, 2024·0 cites·22 claims
- 1847US12135450B2Method of manufacturing a display using a film-based lightguide and diffusely reflective release linerAZUMO INC·Filed 2021·Granted Nov 5, 2024·0 cites·20 claims
- 1946US12571956B2Manufacturing a lightguide with cut lateral edgesAZUMO INC·Filed 2021·Granted Mar 10, 2026·0 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →