Inventor · disambiguated record
Kazumasa Kamatani
Also filed as: KAMATANI KAZUMASA
8 granted patents·517 citations·filing 1997–2006
90Inventor score
Files withSANYO ELECTRIC CO8
Top patents by PatentIndex Score
8 records- 0196US7175682B2Electric vacuum cleaner equipped with a dust collection unitSANYO ELECTRIC CO·Filed 2005·Granted Feb 13, 2007·133 cites·10 claims
- 0296US6192550B1Dust-collecting device for vacuum cleaner and upright type vacuum cleanerSANYO ELECTRIC CO·Filed 2000·Granted Feb 27, 2001·250 cites·9 claims
- 0386US7655060B2Dust collection unit for electric vacuum cleaner and upright electric vacuum cleanerSANYO ELECTRIC CO·Filed 2006·Granted Feb 2, 2010·17 cites·17 claims
- 0481US6539577B1Vacuum cleaner suction tool with partition defining air current dust pickup pathSANYO ELECTRIC CO·Filed 2000·Granted Apr 1, 2003·31 cites·10 claims
- 0580US7350263B2Electric vacuum cleanerSANYO ELECTRIC CO·Filed 2004·Granted Apr 1, 2008·33 cites·3 claims
- 0676US7014675B2Electric vacuum cleaner equipped with a dust collection unitSANYO ELECTRIC CO·Filed 2002·Granted Mar 21, 2006·21 cites·5 claims
- 0744US5768746AElectric vacuum cleanerSANYO ELECTRIC CO·Filed 1997·Granted Jun 23, 1998·16 cites·5 claims
- 0839US5907889AVacuum cleanerSANYO ELECTRIC CO·Filed 1997·Granted Jun 1, 1999·16 cites·9 claims
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