Inventor · disambiguated record
Nobuhisa Sugawara
Also filed as: SUGAWARA NOBUHISA
3 granted patents·96 citations·filing 2002–2004
75Inventor score
Technology areasB25F
Files withHITACHI KOKI KK3
Top patents by PatentIndex Score
3 records- 0186USD496843SPortable electric driver drillHITACHI KOKI KK·Filed 2004·Granted Oct 5, 2004·35 cites·1 claims
- 0277USD499945SImpact driverHITACHI KOKI KK·Filed 2003·Granted Dec 21, 2004·39 cites·1 claims
- 0376USD482254SPortable electric drillHITACHI KOKI KK·Filed 2002·Granted Nov 18, 2003·22 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →