Inventor · disambiguated record
Kenjiro Ichikawa
Also filed as: ICHIKAWA Kenjiro
1 granted patent·10 pending applications·0 citations·filing 2020–2022
9Inventor score
Technology areasG03F
Top patents by PatentIndex Score
11 records- 0145US12510818B2Reflective mask blank and reflective maskTEKSCEND PHOTOMASK CORP·Filed 2021·Granted Dec 30, 2025·0 cites·10 claims
- 0245US2024288763A1Reflective photomask and method for manufacturing reflective photomaskTOPPAN PHOTOMASK CO LTD·Filed 2022·Application pending·0 cites
- 0345US2024272542A1Reflective photomask blank and reflective photomaskTOPPAN PHOTOMASK CO LTD·Filed 2022·Application pending·0 cites
- 0443US2023147988A1Reflective photomask blank and reflective photomaskTOPPAN INC·Filed 2021·Application pending·0 cites
- 0541US2024126160A1Reflective photomask blank and reflective photomaskTOPPAN PHOTOMASK CO LTD·Filed 2022·Application pending·0 cites
- 0641US2022404693A1Reflective mask and production method for reflective maskTOPPAN INC·Filed 2020·Application pending·0 cites
- 0741US2024053670A1Reflective photomask blank and reflective photomaskTOPPAN PHOTOMASK CO LTD·Filed 2021·Application pending·0 cites
- 0840US2024019776A1Reflective mask and method for producing reflective maskTOPPAN PHOTOMASK CO LTD·Filed 2021·Application pending·0 cites
- 0940US2024077796A1Reflective photomask blank and reflective photomaskTOPPAN PHOTOMASK CO LTD·Filed 2021·Application pending·0 cites
- 1038US2023143851A1Reflective photomask blank and reflective photomaskTOPPAN PHOTOMASK CO LTD·Filed 2021·Application pending·0 cites
- 1137US2022397817A1Reflective photomask blank and reflective photomaskTOPPAN PHOTOMASK CO LTD·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →