Inventor

UMENO KATSUHIKO

JP2 patents

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

MITSUI MINING CO LTD

1 patent

US5840651ANov 24, 1998

Process for the production of activated coke for simultaneous desulfurization and denitrification

MITSUI MINING CO LTD31 citations86

AISIN SEIKI

1 patent

US7486801B2Feb 3, 2009

Monitoring system for monitoring surroundings of vehicle

AISIN SEIKI17 citations82