Inventor · disambiguated record
Masayasu Shigematsu
Also filed as: SHIGEMATSU MASAYASU
46 granted patents·6 pending applications·186 citations·filing 2018–2025
97Inventor score
Files withCANON KK52
Top patents by PatentIndex Score
52 records- 0196US11994788B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2022·Granted May 28, 2024·2 cites·57 claims
- 0296US11126067B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2020·Granted Sep 21, 2021·5 cites·25 claims
- 0395US11143939B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2020·Granted Oct 12, 2021·4 cites·18 claims
- 0495US11143841B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2020·Granted Oct 12, 2021·4 cites·39 claims
- 0595US10620510B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2018·Granted Apr 14, 2020·8 cites·23 claims
- 0693US11537028B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2021·Granted Dec 27, 2022·2 cites·51 claims
- 0793US10627704B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2018·Granted Apr 21, 2020·6 cites·28 claims
- 0890US10775585B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2018·Granted Sep 15, 2020·5 cites·49 claims
- 0990US2025370314A1Adapter device, mount apparatus, and accessoryCANON KK·Filed 2025·Application pending·0 cites
- 1087US12117715B2Adapter device, imaging apparatus, and accessoryCANON KK·Filed 2021·Granted Oct 15, 2024·1 cites·5 claims
- 1187US11269240B2Adapter device, imaging apparatus, and accessoryCANON KK·Filed 2020·Granted Mar 8, 2022·2 cites·30 claims
- 1287USD939612SDigital cameraCANON KK·Filed 2020·Granted Dec 28, 2021·12 cites·1 claims
- 1387USD938508SDigital cameraCANON KK·Filed 2020·Granted Dec 14, 2021·12 cites·1 claims
- 1487USD899486SInterchangeable lens for cameraCANON KK·Filed 2019·Granted Oct 20, 2020·24 cites·1 claims
- 1587US10782598B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2018·Granted Sep 22, 2020·4 cites·32 claims
- 1686US10852625B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2020·Granted Dec 1, 2020·2 cites·52 claims
- 1786USD900194SInterchangeable lens for cameraCANON KK·Filed 2019·Granted Oct 27, 2020·23 cites·1 claims
- 1886USD900193SInterchangeable lens for cameraCANON KK·Filed 2019·Granted Oct 27, 2020·23 cites·1 claims
- 1984US12276900B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2024·Granted Apr 15, 2025·0 cites·53 claims
- 2084US11500270B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2021·Granted Nov 15, 2022·1 cites·24 claims
- 2184US2025013130A1Adapter device, imaging apparatus, and accessoryCANON KK·Filed 2024·Application pending·0 cites
- 2282US2025208489A1Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2025·Application pending·0 cites
- 2378US12411395B2Adapter device, mount apparatus, and accessoryCANON KK·Filed 2023·Granted Sep 9, 2025·0 cites·14 claims
- 2476US10775682B2Adapter device, imaging apparatus, and accessoryCANON KK·Filed 2018·Granted Sep 15, 2020·1 cites·34 claims
- 2575USD900196SInterchangeable lens for cameraCANON KK·Filed 2019·Granted Oct 27, 2020·11 cites·1 claims
- 2673US11720006B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2021·Granted Aug 8, 2023·0 cites·16 claims
- 2772US11714257B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2021·Granted Aug 1, 2023·0 cites·39 claims
- 2872USD960961SAdapter for camera lensCANON KK·Filed 2020·Granted Aug 16, 2022·5 cites·1 claims
- 2972US2025334862A1Electronic apparatusCANON KK·Filed 2025·Application pending·0 cites
- 3071USD900197SInterchangeable lens for cameraCANON KK·Filed 2019·Granted Oct 27, 2020·11 cites·1 claims
- 3170US11698573B2Adapter device, mount apparatus, and accessoryCANON KK·Filed 2021·Granted Jul 11, 2023·0 cites·24 claims
- 3270US2025271733A1Optical apparatusCANON KK·Filed 2025·Application pending·0 cites
- 3369US12474625B2Accessory, image pickup apparatus on which same is mountable, and camera systemCANON KK·Filed 2022·Granted Nov 18, 2025·0 cites·25 claims
- 3466US2025291236A1Optical apparatus, accessory, accessory attachment method, and accessory detachment methodCANON KK·Filed 2025·Application pending·0 cites
- 3565USD963731SDigital cameraCANON KK·Filed 2020·Granted Sep 13, 2022·3 cites·1 claims
- 3664USD958869SAdapter for camera lensCANON KK·Filed 2020·Granted Jul 26, 2022·3 cites·1 claims
- 3757USD1016121SInterchangeable lens for cameraCANON KK·Filed 2019·Granted Feb 27, 2024·6 cites·1 claims
- 3855US11758261B2Image pickup apparatus and electronic device having optical input deviceCANON KK·Filed 2021·Granted Sep 12, 2023·0 cites·7 claims
- 3953USD958224SAdapter for camera lensCANON KK·Filed 2020·Granted Jul 19, 2022·1 cites·1 claims
- 4053US11199783B2Optical component holding apparatus for holding optical component, and optical deviceCANON KK·Filed 2019·Granted Dec 14, 2021·0 cites·11 claims
- 4149USD963725SDigital cameraCANON KK·Filed 2020·Granted Sep 13, 2022·1 cites·1 claims
- 4248US11831967B2Viewfinder unit with line-of-sight detection function, image capturing apparatus, and attachment accessoryCANON KK·Filed 2022·Granted Nov 28, 2023·0 cites·30 claims
- 4348USD963732SAdapter for camera lensCANON KK·Filed 2020·Granted Sep 13, 2022·1 cites·1 claims
- 4448USD960959SAdapter for camera lensCANON KK·Filed 2020·Granted Aug 16, 2022·1 cites·1 claims
- 4548USD960960SAdapter for camera lensCANON KK·Filed 2020·Granted Aug 16, 2022·1 cites·1 claims
- 4647US12192603B2Viewfinder unit with line-of-sight detection function, image capturing apparatus, and attachment accessoryCANON KK·Filed 2022·Granted Jan 7, 2025·0 cites·30 claims
- 4736USD900195SInterchangeable lens for cameraCANON KK·Filed 2019·Granted Oct 27, 2020·1 cites·1 claims
- 4833USD960958SAdapter for camera lensCANON KK·Filed 2020·Granted Aug 16, 2022·0 cites·1 claims
- 4933USD958226SAdapter for camera lensCANON KK·Filed 2020·Granted Jul 19, 2022·0 cites·1 claims
- 5033USD958225SAdapter for camera lensCANON KK·Filed 2020·Granted Jul 19, 2022·0 cites·1 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →