Inventor
OKUMOTO YOSHINAO
JP5 patents
Patents
5 patentsUS5433151AJul 18, 1995
Railway car body structures and methods of making them using welded honeycomb panels connected in an edge to edge relation
HITACHI LTD72 citations93
US5685229ANov 11, 1997
Railway car body structures and method of making them
HITACHI LTD75 citations92
US4905478AMar 6, 1990
Air conditioner for railway vehicles
HITACHI LTD77 citations92
US4870833AOct 3, 1989
Car air conditioning apparatus and controlling method therefor
HITACHI LTD44 citations91
US4982583AJan 8, 1991
Air conditioner for railway vehicles
HITACHI LTD25 citations89