Inventor · disambiguated record
Kyoya Tokunaga
Also filed as: TOKUNAGA KYOYA
3 granted patents·5 pending applications·0 citations·filing 2020–2024
41Inventor score
Files withNIKON CORP8
Top patents by PatentIndex Score
8 records- 0171US2024350006A1Ophthalmic optical system, ophthalmic objective lens, and ophthalmic deviceNIKON CORP·Filed 2024·Application pending·0 cites
- 0257US12059210B2Ophthalmic optical system, ophthalmic objective lens, and ophthalmic deviceNIKON CORP·Filed 2020·Granted Aug 13, 2024·0 cites·3 claims
- 0351US2025052983A1Optical system, optical apparatus, and method for manufacturing optical systemNIKON CORP·Filed 2022·Application pending·0 cites
- 0447US12019225B2Optical system, optical apparatus, imaging apparatus, and method for manufacturing optical system and imaging apparatusNIKON CORP·Filed 2020·Granted Jun 25, 2024·0 cites·34 claims
- 0545US2023375818A1Microscope objective lens and microscope apparatusNIKON CORP·Filed 2021·Application pending·0 cites
- 0641US2023073221A1Variable magnification optical system, optical apparatus, and method for manufacturing variable magnification optical systemNIKON CORP·Filed 2021·Application pending·0 cites
- 0734US2022082745A1Imaging apparatusNIKON CORP·Filed 2020·Application pending·0 cites
- 0833US12461293B2Imaging apparatusNIKON CORP·Filed 2020·Granted Nov 4, 2025·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →