Inventor
TAKEOKA YOSHIKATSU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “TAKEOKA YOSHIKATSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO SHIBAURA ELECTRIC CO
4 patentsUS4647947AMar 3, 1987
Optical protuberant bubble recording medium
TOKYO SHIBAURA ELECTRIC CO176 citations98
US4565772AJan 21, 1986
Process of using radiation-sensitive carrier body to form stamper structure and subsequent use as a stamper to make optical disks
TOKYO SHIBAURA ELECTRIC CO48 citations95
US4845000AJul 4, 1989
Radiation sensitive carrier body utilized as stamper structure
TOKYO SHIBAURA ELECTRIC CO33 citations92
US4478768AOct 23, 1984
Method for manufacturing optical type recording medium
TOKYO SHIBAURA ELECTRIC CO46 citations92
TOSHIBA KK
4 patentsUS4756811AJul 12, 1988
Method for manufacturing bubble-mode optical recording media
TOSHIBA KK12 citations73
US4663008AMay 5, 1987
Method of producing an optical information recording medium
TOSHIBA KK10 citations73
US4702991AOct 27, 1987
Optical type information recording medium and manufacturing method thereof
TOSHIBA KK4 citations62
US4735888AApr 5, 1988
Information recording medium and manufacturing method thereof
TOSHIBA KK1 citations51