Inventor
NOZAWA AKITOSHI
JP4 patents
Patents
4 patentsUS6149564ANov 21, 2000
Toner supply roll including porous cylindrical polyurethane sponge structure having skin layer having openings and alternate protrusions and recesses, and method of producing the same
TOKAI RUBBER IND LTD39 citations90
US5768668AJun 16, 1998
Toner supply roll having openings in skin layer of porous cylindrical polyurethane sponge structure, and method of producing the same
TOKAI RUBBER IND LTD34 citations90
US7144525B2Dec 5, 2006
Elastic member of semiconductive polymer and OA equipment using the same
TOKAI RUBBER IND LTD15 citations83
US6783701B2Aug 31, 2004
Electrically conductive foam component
TOKAI RUBBER IND LTD0 citations51