Assignee
YAMAGUCHI SEIKEN KOGYO CO LTD
JP·9 granted patents·3 pending applications·8 citations·filing 2016–2021
Top patents by PatentIndex Score
12 records- 0188US9862863B2Polishing composition and method for polishing magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2016·Granted Jan 9, 2018·4 cites·3 claims
- 0287US9856401B2Polishing composition and method for polishing magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2016·Granted Jan 2, 2018·4 cites·6 claims
- 0359US10822525B2Polishing composition and method for polishing magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2018·Granted Nov 3, 2020·0 cites·8 claims
- 0459US10577445B2Polishing composition for magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2018·Granted Mar 3, 2020·0 cites·12 claims
- 0555US2021198524A1Polishing composition for magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2021·Application pending·0 cites
- 0649US10662272B2Polishing composition for magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2018·Granted May 26, 2020·0 cites·8 claims
- 0746US10696870B2Polishing composition for magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2018·Granted Jun 30, 2020·0 cites·7 claims
- 0843US2023312983A1Polishing composition, and polishing method using polishing compositionYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2021·Application pending·0 cites
- 0935US2018371293A1Polishing composition for magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2018·Application pending·0 cites
- 1033US10233357B2Polishing composition for magnetic disc substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2017·Granted Mar 19, 2019·0 cites·12 claims
- 1131US10233358B2Polishing composition for magnetic disc substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2017·Granted Mar 19, 2019·0 cites·11 claims
- 1230US10844243B2Polishing composition for magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2018·Granted Nov 24, 2020·0 cites·13 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →