Inventor
FUJIMURA AKIO
JP5 patents
⚠️ This page may combine multiple inventors who share the name “FUJIMURA AKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUI MINING & SMELTING CO
3 patentsUS6371834B1Apr 16, 2002
Method for preparing glass substrate for magnetic recording medium
MITSUI MINING & SMELTING CO10 citations71
US6668587B2Dec 30, 2003
Method for the production of glass substrates for magnetic recording mediums
MITSUI MINING & SMELTING CO5 citations59
US6530825B2Mar 11, 2003
Method for the production of glass substrates for magnetic recording mediums
MITSUI MINING & SMELTING CO4 citations50