Inventor
NAKAI KOICHI
JP6 patents
⚠️ This page may combine multiple inventors who share the name “NAKAI KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
4 patentsUS7175682B2Feb 13, 2007
Electric vacuum cleaner equipped with a dust collection unit
SANYO ELECTRIC CO133 citations97
US7014675B2Mar 21, 2006
Electric vacuum cleaner equipped with a dust collection unit
SANYO ELECTRIC CO21 citations91
US7655060B2Feb 2, 2010
Dust collection unit for electric vacuum cleaner and upright electric vacuum cleaner
SANYO ELECTRIC CO17 citations82
US6336244B1Jan 8, 2002
Electric blower and electric cleaning device using the same
SANYO ELECTRIC CO15 citations79