Inventor
AIZAWA MASAHIRO
JP19 patents
⚠️ This page may combine multiple inventors who share the name “AIZAWA MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
13 patentsUS6418296B1Jul 9, 2002
Color image forming apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD86 citations98
US5809380ASep 15, 1998
Color image forming apparatus with plural color units
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD122 citations98
US6249663B1Jun 19, 2001
Color image forming apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD80 citations96
US6185396B1Feb 6, 2001
Color image forming apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations92
US6366756B1Apr 2, 2002
Color image forming apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations74
US5550619AAug 27, 1996
Electrophotographic apparatus of improved low image density
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations73
US5434651AJul 18, 1995
Image forming apparatus and a charging device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations63
US6715858B1Apr 6, 2004
Image-forming device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US6409314B1Jun 25, 2002
Image forming device and image forming method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US6394587B1May 28, 2002
Image forming device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US5457517AOct 10, 1995
Image forming apparatus having a plurality of support surfaces
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US5381214AJan 10, 1995
Electrophotographic charging device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations61
US6144394ANov 7, 2000
Image forming method and device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations51