Inventor · disambiguated record
Akira Sugawa
Also filed as: SUGAWA AKIRA
4 granted patents·1 pending application·8 citations·filing 2016–2021
64Inventor score
Files withYAMAGUCHI SEIKEN KOGYO CO LTD5
Top patents by PatentIndex Score
5 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
- 0449US10662272B2Polishing composition for magnetic disk substrateYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2018·Granted May 26, 2020·0 cites·8 claims
- 0543US2023312983A1Polishing composition, and polishing method using polishing compositionYAMAGUCHI SEIKEN KOGYO CO LTD·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →