Inventor · disambiguated record
Ayumu Sakaguchi
Also filed as: SAKAGUCHI AYUMU
3 granted patents·22 citations·filing 2015–2018
66Inventor score
Technology areasC10N
Files withSANYO CHEMICAL IND LTD3
Top patents by PatentIndex Score
3 records- 0191US9683195B2Viscosity index improver and lubricating oil compositionSANYO CHEMICAL IND LTD·Filed 2015·Granted Jun 20, 2017·15 cites·12 claims
- 0287US10336961B2Viscosity index improver, lubricant composition, and method for manufacturing lubricant compositionSANYO CHEMICAL IND LTD·Filed 2016·Granted Jul 2, 2019·5 cites·16 claims
- 0380US11008528B2Viscosity index improver and lubricating oil compositionSANYO CHEMICAL IND LTD·Filed 2018·Granted May 18, 2021·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →