Inventor · disambiguated record

Risa Iwata

Also filed as: IWATA RISA

2 granted patents·30 citations·filing 1998–1999

61Inventor score

Technology areasB05B

Files withYOSHINO KOGYOSHO CO LTD2

Top patents by PatentIndex Score

2 records

0144US6206303B1Manually operated spray device for liquidYOSHINO KOGYOSHO CO LTD·Filed 1998·Granted Mar 27, 2001·17 cites·12 claims
0239US6290145B1Spray unit that atomizes liquid at the start of the spray operationYOSHINO KOGYOSHO CO LTD·Filed 1999·Granted Sep 18, 2001·13 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →