P

Inventor

KOMATSUBARA YOSHINOBU

JP3 patents
⚠️ This page may combine multiple inventors who share the name “KOMATSUBARA YOSHINOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUI MINING COMPANY LTD

1 patent

MITSUI MINING CO LTD

1 patent

MITSUI MINING MATERIAL CO LTD

1 patent