Assignee
NITTOH INC
JP·39 granted patents·6 pending applications·26 citations·filing 2013–2022
Top patents by PatentIndex Score
45 records- 0185US10645353B2Projection optical system and projectorNITTOH INC·Filed 2019·Granted May 5, 2020·3 cites·16 claims
- 0285US9785043B2Projection optical system and projector apparatusNITTOH INC·Filed 2013·Granted Oct 10, 2017·7 cites·15 claims
- 0380US10754239B2Projection optical assembly and projector deviceNITTOH INC·Filed 2019·Granted Aug 25, 2020·2 cites·6 claims
- 0480US10063819B2Projection optical system and projectorNITTOH INC·Filed 2015·Granted Aug 28, 2018·2 cites·20 claims
- 0578US11378788B2Zoom lens system and imaging apparatusNITTOH INC·Filed 2019·Granted Jul 5, 2022·2 cites·15 claims
- 0678US10310366B2Projection optical assembly and projector deviceNITTOH INC·Filed 2015·Granted Jun 4, 2019·2 cites·13 claims
- 0776US10761415B2Projection optical system and projector apparatusNITTOH INC·Filed 2017·Granted Sep 1, 2020·2 cites·15 claims
- 0872US10375363B2Projection optical system and projectorNITTOH INC·Filed 2018·Granted Aug 6, 2019·1 cites·17 claims
- 0969US10466439B2Mirror holding mechanismNITTOH INC·Filed 2016·Granted Nov 5, 2019·1 cites·13 claims
- 1067US10884326B2Projection optical system and projectorNITTOH INC·Filed 2017·Granted Jan 5, 2021·1 cites·14 claims
- 1164US10503051B2Optical diaphragm device, lens barrel, and imaging device or projection deviceNITTOH INC·Filed 2017·Granted Dec 10, 2019·1 cites·8 claims
- 1262US10884317B2Optical diaphragm device, lens barrel and imaging device or projection deviceNITTOH INC·Filed 2017·Granted Jan 5, 2021·1 cites·8 claims
- 1353US10663702B2Zoom lens system and imaging apparatusNITTOH INC·Filed 2016·Granted May 26, 2020·0 cites·14 claims
- 1453US10422981B2Lens system and imaging apparatus having adjacent stop and fixed lens system at an output sideNITTOH INC·Filed 2018·Granted Sep 24, 2019·0 cites·13 claims
- 1552US12411323B2Optical system having intermediate image formed thereinNITTOH INC·Filed 2021·Granted Sep 9, 2025·0 cites·23 claims
- 1652US12393001B2Lens for filmingNITTOH INC·Filed 2019·Granted Aug 19, 2025·0 cites·17 claims
- 1752US11867889B2Lens system and imaging apparatusNITTOH INC·Filed 2019·Granted Jan 9, 2024·1 cites·15 claims
- 1851US11194136B2Optical system for image pickup and image pickup apparatusNITTOH INC·Filed 2018·Granted Dec 7, 2021·0 cites·8 claims
- 1951US10754120B2Projection lens barrel and projection display deviceNITTOH INC·Filed 2019·Granted Aug 25, 2020·0 cites·15 claims
- 2050US12111486B2Optical filter and imaging lens unitNITTOH INC·Filed 2020·Granted Oct 8, 2024·0 cites·5 claims
- 2149US12487436B2Image-forming optical system, projection device, and imaging deviceNITTOH INC·Filed 2021·Granted Dec 2, 2025·0 cites·24 claims
- 2249US11720007B2Projection optical system and projector apparatusNITTOH INC·Filed 2019·Granted Aug 8, 2023·0 cites·16 claims
- 2349US10557975B2Reflecting mirror and mirror holding mechanismNITTOH INC·Filed 2016·Granted Feb 11, 2020·0 cites·7 claims
- 2449US9995903B2Lens deviceNITTOH INC·Filed 2016·Granted Jun 12, 2018·0 cites·9 claims
- 2547US10133022B2Optical deviceNITTOH INC·Filed 2016·Granted Nov 20, 2018·0 cites·12 claims
- 2645US11815792B2Lens barrelNITTOH INC·Filed 2020·Granted Nov 14, 2023·0 cites·16 claims
- 2744US11550115B2Lens barrel and camera deviceNITTOH INC·Filed 2018·Granted Jan 10, 2023·0 cites·7 claims
- 2844US10222576B2Projection lens barrel and projection display deviceNITTOH INC·Filed 2015·Granted Mar 5, 2019·0 cites·20 claims
- 2943US11536935B2Lens system and image pickup apparatusNITTOH INC·Filed 2018·Granted Dec 27, 2022·0 cites·20 claims
- 3043US10481362B2Circumferential angle adjustment device for generatrix of cylindrical lens, and lens barrel equipped with circumferential angle adjustment device for generatrix of cylindrical lensNITTOH INC·Filed 2015·Granted Nov 19, 2019·0 cites·15 claims
- 3142US11314042B2Optical system for image pickup, and image pickup deviceNITTOH INC·Filed 2018·Granted Apr 26, 2022·0 cites·18 claims
- 3241US2021200060A1Diaphragm device and lens barrelNITTOH INC·Filed 2018·Application pending·0 cites
- 3340US12019356B2Lens barrel and interchangeable lens cameraNITTOH INC·Filed 2019·Granted Jun 25, 2024·0 cites·8 claims
- 3440US10139589B2Zoom lens unit and indicator memberNITTOH INC·Filed 2016·Granted Nov 27, 2018·0 cites·8 claims
- 3540US2021364736A1Lens system and image pickup apparatusNITTOH INC·Filed 2018·Application pending·0 cites
- 3640US2021072516A1Lens system and image pickup apparatusNITTOH INC·Filed 2018·Application pending·0 cites
- 3739US12523842B2Lens barrelNITTOH INC·Filed 2022·Granted Jan 13, 2026·0 cites·17 claims
- 3838US10558008B2Lens unitNITTOH INC·Filed 2016·Granted Feb 11, 2020·0 cites·4 claims
- 3938US2023273413A1Lens system and projectorNITTOH INC·Filed 2021·Application pending·0 cites
- 4038US2019129152A1Optical system with lens including regions with different characteristicsNITTOH INC·Filed 2017·Application pending·0 cites
- 4136US11500134B2Optical diaphragm device, lens barrel and imaging device or projection deviceNITTOH INC·Filed 2018·Granted Nov 15, 2022·0 cites·9 claims
- 4236US2020264404A1Lens unitNITTOH INC·Filed 2018·Application pending·0 cites
- 4328US11022776B2Lens barrelNITTOH INC·Filed 2017·Granted Jun 1, 2021·0 cites·16 claims
- 4428US10908379B2Imaging deviceNITTOH INC·Filed 2017·Granted Feb 2, 2021·0 cites·13 claims
- 4526US11467372B2Lens system and image pickup apparatusNITTOH INC·Filed 2018·Granted Oct 11, 2022·0 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →