Inventor
UMEZAWA KATSUSHI
JP8 patents
Patents
8 patentsUS5580100ADec 3, 1996
Connecting joint for plastic tube
USUI KOKUSAI SANGYO KK46 citations92
US5492376AFeb 20, 1996
Connecting and fixing method for metallic pipes with small diameter
USUI KOKUSAI SANGYO KK28 citations92
US5328216AJul 12, 1994
Thin pipe connecting joint
USUI KOKUSAI SANGYO KK21 citations92
US5575512ANov 19, 1996
Pipe joint
USUI KOKUSAI SANGYO KK23 citations91
US5437483AAug 1, 1995
Flexible hose joint
USUI KOKUSAI SANGYO KK48 citations91
US5324081AJun 28, 1994
Connector for pipes having a small diameter
USUI KOKUSAI SANGYO KK38 citations91
US5749138AMay 12, 1998
Connecting and fixing method for metallic pipes with small diameter
USUI KOKUSAI SANGYO KK15 citations73
US5314216AMay 24, 1994
Thin resin tube connecting coupling with flanged insert
USUI KOKUSAI SANGYO KK13 citations72