Inventor
OKAJIMA MASAZO
JP5 patents
Patents
5 patentsUS6035661AMar 14, 2000
Refrigerant compressor and cooling apparatus comprising the same
SANYO ELECTRIC CO96 citations96
US6435850B2Aug 20, 2002
Rotary compressor
SANYO ELECTRIC CO21 citations92
US5956959ASep 28, 1999
Refrigerant compressor and cooling apparatus comprising the same
SANYO ELECTRIC CO23 citations91
US5806336ASep 15, 1998
Refrigeration apparatus and lubricating oil composition
SANYO ELECTRIC CO37 citations91
US6139296AOct 31, 2000
Method for treating metal surface, rotary shaft for refrigerant compressor treated by the method, vane for refrigerant compressor treated by the method, and refrigerant compressor using the same
SANYO ELECTRIC CO20 citations86