Inventor
URIYA EIJI
JP3 patents
Patents
3 patentsUS6482091B1Nov 19, 2002
Entertainment system, entertainment apparatus, recording medium, and program
SONY COMPUTER ENTERTAINMENT INC29 citations90
US6628264B1Sep 30, 2003
Entertainment system, entertainment apparatus, recording medium, and program
SONY COMPUTER ENTERTAINMENT INC12 citations71
US6390919B1May 21, 2002
Entertainment system, entertainment apparatus, recording medium, and program
SONY COMPUTER ENTERTAINMENT INC5 citations60