Inventor

KASHIMA RYUICHI

JP3 patents

⚠️ This page may combine multiple inventors who share the name “KASHIMA RYUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOYA CORP

1 patent

US7175511B2Feb 13, 2007

Method of manufacturing substrate for magnetic disk, apparatus for manufacturing substrate for magnetic disk, and method of manufacturing magnetic disk

HOYA CORP35 citations89

UEDA MASAAKI

1 patent

US8317572B2Nov 27, 2012

Method for manufacturing a glass substrate for a magnetic disc

UEDA MASAAKI0 citations48

KASHIMA RYUICHI

1 patent

US9697862B2Jul 4, 2017

Disk-shaped glass substrate, magnetic-disk glass substrate, method for manufacturing magnetic-disk glass substrate, and magnetic disk

KASHIMA RYUICHI0 citations27