Inventor
UCHIDA MUTSUO
JP4 patents
Patents
4 patentsUS5960835AOct 5, 1999
Cast iron pipe surface-modified for corrosion prevention and method of modifying the cast iron pipe surface for corrosion prevention
KUBOTA KK18 citations81
US5346182ASep 13, 1994
Teeming trough
KUBOTA KK16 citations68
US6016948AJan 25, 2000
Method of forming pipe spigot ridge
KUBOTA KK6 citations59
US5513794AMay 7, 1996
Method for fixing stopper ring to pipe spigot
KUBOTA KK0 citations47