Inventor · disambiguated record
Sayoko Hirata
Also filed as: HIRATA SAYOKO
3 granted patents·34 citations·filing 1987–1987
70Inventor score
Technology areasB41J
Files withMITSUBISHI ELECTRIC CORP3
Top patents by PatentIndex Score
3 records- 0169US4780729APlaten for use in thermal printerMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Oct 25, 1988·17 cites·9 claims
- 0254US4733251AThermal transfer printingMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Mar 22, 1988·9 cites·16 claims
- 0351US4839667APlaten for use in thermal printerMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Jun 13, 1989·8 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →