Inventor · disambiguated record

Masakuni Soejima

Also filed as: SOEJIMA MASAKUNI

3 granted patents·33 citations·filing 2002–2004

70Inventor score

Technology areasA47L

Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD3

Top patents by PatentIndex Score

3 records

0166US7174593B2Vacuum cleaner having an ion generatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Feb 13, 2007·15 cites·18 claims
0261US7131164B2Vacuum cleaner and suction nozzle employed thereinMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 7, 2006·11 cites·22 claims
0357US7257852B2Suction unit for use in an electric vacuum cleaner and electric vacuum cleaner employing sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Aug 21, 2007·7 cites·9 claims

Join the waitlist — get patent alerts

Get an alert when Masakuni Soejima files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

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