Inventor
MAKISHIMA REICHI
JP15 patents
Patents
15 patentsUS4907830AMar 13, 1990
Fluid coupling
NITTO KOHKI CO84 citations96
US6827329B2Dec 7, 2004
Pipe coupling
NITTO KOHKI CO25 citations92
US6422267B1Jul 23, 2002
Pipe coupling
NITTO KOHKI CO35 citations92
US5261707ANov 16, 1993
Joint for connection of a corrugated pipe
NITTO KOHKI CO42 citations92
US5213309AMay 25, 1993
Coupler for connecting a specimen sampling bottle to a supplying pipe of a plant
NITTO KOHKI CO43 citations92
USD333511SFeb 23, 1993
Pipe coupler
NITTO KOHKI CO24 citations92
US5014743AMay 14, 1991
Double-pipe pipe coupling
NITTO KOHKI CO41 citations92
US4904002AFeb 27, 1990
Fluid coupling
NITTO KOHKI CO36 citations92
US4875720AOct 24, 1989
Fluid coupling
NITTO KOHKI CO32 citations92
US4331177AMay 25, 1982
Pipe coupling
NITTO KOHKI CO49 citations92
USD333179SFeb 9, 1993
Pipe coupler
NITTO KOHKI CO19 citations82
US5181689AJan 26, 1993
Pipe joint apparatus
NITTO KOHKI CO13 citations73
US4904001AFeb 27, 1990
Fluid coupling
NITTO KOHKI CO10 citations73
US5253675AOct 19, 1993
Apparatus for connecting double vacuum pipes for conducting cryogenic fluid
NITTO KOHKI CO17 citations69
US5727592AMar 17, 1998
Pipe connector
NITTO KOHKI CO1 citations51