Inventor
FUKUOKA SATORU
JP6 patents
⚠️ This page may combine multiple inventors who share the name “FUKUOKA SATORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER ELECTRONIC CORP
3 patentsUS4947384AAug 7, 1990
Optical disk having narrow and wide guide grooves
PIONEER ELECTRONIC CORP63 citations95
US4837130AJun 6, 1989
Optical disk manufacturing method
PIONEER ELECTRONIC CORP26 citations90
US5759749AJun 2, 1998
Developing method and developing apparatus for optical record medium
PIONEER ELECTRONIC CORP7 citations72