Inventor · disambiguated record
Atsumasa Kubota
Also filed as: KUBOTA ATSUMASA
10 granted patents·1 pending application·292 citations·filing 2003–2010
91Inventor score
Files withMATSUSHITA ELECTRIC WORKS LTD4MIWA TATSUYA2PANASONIC ELEC WORKS CO LTD2IWAMURA NORIHIRO1PANASONIC ELECTRIC WORKS POWER1
Top patents by PatentIndex Score
11 records- 0196US7784104B2Power tool systemPANASONIC ELEC WORKS CO LTD·Filed 2006·Granted Aug 24, 2010·101 cites·11 claims
- 0295US6683396B2Portable motor powered deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted Jan 27, 2004·99 cites·15 claims
- 0385US8643339B2Battery pack including a status detection unit to detect an abnormal status and a notification unit to notify a user of an availability to restart a discharging operationIWAMURA NORIHIRO·Filed 2009·Granted Feb 4, 2014·9 cites·5 claims
- 0484US7161326B2Battery-powered electrical device having a detachable battery packMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted Jan 9, 2007·26 cites·4 claims
- 0581US7208915B2Constant-current battery chargerMATSUSHITA ELECTRIC WORKS LTD·Filed 2005·Granted Apr 24, 2007·20 cites·9 claims
- 0673US7986128B2ChargerPANASONIC ELEC WORKS CO LTD·Filed 2007·Granted Jul 26, 2011·12 cites·10 claims
- 0772US8344675B2Rechargeable electric power toolPANASONIC ELECTRIC WORKS POWER·Filed 2009·Granted Jan 1, 2013·9 cites·17 claims
- 0870US8633824B2ChargerMIWA TATSUYA·Filed 2010·Granted Jan 21, 2014·4 cites·14 claims
- 0964US7592779B2Charging deviceMATSUSHITA ELECTRIC WORKS LTD·Filed 2006·Granted Sep 22, 2009·6 cites·7 claims
- 1063US8084981B2Rechargeable electric power toolMIWA TATSUYA·Filed 2009·Granted Dec 27, 2011·6 cites·8 claims
- 1140US2005194935A1Charging control system and motor-driven tool setFiled 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →