Inventor

NISHIYAMA FUMITAKE

JP2 patents

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

SUMITOMO COAL MINING

1 patent

US6515250B2Feb 4, 2003

Electric joining method and apparatus and a joined unit of members

SUMITOMO COAL MINING25 citations88

SUWANETSU KOGYO CO LTD

1 patent

US6899265B2May 31, 2005

Electric joining method and apparatus and a joined unit of members

SUWANETSU KOGYO CO LTD6 citations65