Inventor
SHIBUI MASATOMO
VN3 patents
⚠️ This page may combine multiple inventors who share the name “SHIBUI MASATOMO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOYA CORP
2 patentsUS6706427B2Mar 16, 2004
Management technique of friction coefficient based on surface roughness, substrate for information recording medium, information recording medium and manufacture method thereof
HOYA CORP17 citations89
US7220446B2May 22, 2007
Management technique of friction coefficient based on surface roughness, substrate for information recording medium, information recording medium and manufacture method thereof
HOYA CORP0 citations49