Inventor · disambiguated record
Masayuki Toyoshima
Also filed as: TOYOSHIMA MASAYUKI
2 granted patents·3 pending applications·20 citations·filing 2000–2022
53Inventor score
Top patents by PatentIndex Score
5 records- 0170US6460858B1Mechanical sealTANKEN SEAL SEIKO CO LTD·Filed 2000·Granted Oct 8, 2002·20 cites·2 claims
- 0262US2025033033A1PipetteNIPRO CORP·Filed 2022·Application pending·0 cites
- 0356US2023381769A1Pipette Tool and Kit Used in CentrifugationNIPRO CORP·Filed 2021·Application pending·0 cites
- 0439USD1032872SPipetteNIPRO CORP·Filed 2022·Granted Jun 25, 2024·0 cites·1 claims
- 0537US2005087931A1Mechanical sealTANKEN SEAL SEIKO CO LTD·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →