Inventor
YONEZAWA KEITARO
JP101 patents
⚠️ This page may combine multiple inventors who share the name “YONEZAWA KEITARO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOSMEK KK
26 patentsUS6527266B1Mar 4, 2003
Clamping apparatus with datum function
KOSMEK KK85 citations98
US6095509AAug 1, 2000
Clamping apparatus
KOSMEK KK89 citations98
US6113086ASep 5, 2000
Rotary clamping apparatus
KOSMEK KK40 citations93
US6024354AFeb 15, 2000
Clamping apparatus
KOSMEK KK51 citations93
US5979267ANov 9, 1999
Clamping device
KOSMEK KK33 citations93
US5927700AJul 27, 1999
Transmission device for a clamp
KOSMEK KK23 citations93
US5876025AMar 2, 1999
Cylinder apparatus
KOSMEK KK22 citations93
US5361884ANov 8, 1994
Conveying roller
KOSMEK KK20 citations93
US4909493AMar 20, 1990
Cylinder type hydraulic clamp
KOSMEK KK39 citations93
US6663093B2Dec 16, 2003
Rotary clamp
KOSMEK KK21 citations92
US5063648ANov 12, 1991
Apparatus and method for replacing working-object of processing machine
KOSMEK KK28 citations92
US6101888AAug 15, 2000
Transmission device
KOSMEK KK16 citations84
US5887862AMar 30, 1999
Work support
KOSMEK KK19 citations84
US5065610ANov 19, 1991
Clamping apparatus for press brake
KOSMEK KK21 citations82
US4989630AFeb 5, 1991
Quick-acting coupling
KOSMEK KK20 citations82
US4971107ANov 20, 1990
Quick-acting coupling
KOSMEK KK22 citations82
US5125234AJun 30, 1992
Hydraulic cylinder apparatus of the type actuated by booster
KOSMEK KK20 citations76
US6755409B2Jun 29, 2004
Automatic positioning device
KOSMEK KK7 citations74
US6619646B2Sep 16, 2003
Clamping apparatus
KOSMEK KK7 citations74
US6394437B1May 28, 2002
Clamping apparatus
KOSMEK KK9 citations74
US6220565B1Apr 24, 2001
Safety valve assembly
KOSMEK KK7 citations74
US5954319ASep 21, 1999
Rotary clamping apparatus
KOSMEK KK16 citations74
US5620024AApr 15, 1997
Relief valve operation detector
KOSMEK KK16 citations74
US5476252ADec 19, 1995
Clamping apparatus
KOSMEK KK8 citations74
US5427218AJun 27, 1995
Conveying roller
KOSMEK KK10 citations74
US5252042AOct 12, 1993
Gas booster assembly for fluid pressure piston driving apparatus
KOSMEK KK10 citations74
AIOI SEIKI KK
6 patentsUS5018617AMay 28, 1991
Workpiece pallet changer for machine tools
AIOI SEIKI KK56 citations96
US4557371ADec 10, 1985
Work-clamp pallet for machine tool
AIOI SEIKI KK72 citations96
US4597709AJul 1, 1986
Transferring device for dies and the like
AIOI SEIKI KK54 citations93
US4042311AAug 16, 1977
Pump fluid motor carrying spool valve for distributor valve actuation
AIOI SEIKI KK46 citations93
US4449907AMay 22, 1984
Dies exchanging device for a machine using dies
AIOI SEIKI KK66 citations92
US4085669AApr 25, 1978
Overload protector for mechanical press
AIOI SEIKI KK20 citations82
NERIKI KK
6 patentsUS4210168AJul 1, 1980
Pressure-responsive valve unit for a fluid container
NERIKI KK43 citations93
US5063976ANov 12, 1991
Attachment of gas charger for gas container
NERIKI KK25 citations92
US6047727AApr 11, 2000
Valve assembly for gas cylinder and pressure reducing valve used therefor
NERIKI KK31 citations91
US5738145AApr 14, 1998
Valve assembly for gas cylinder
NERIKI KK42 citations90
US4928919AMay 29, 1990
Stop valve
NERIKI KK23 citations90
US3981328ASep 21, 1976
Hand-operable takeout valve for a fluid pressurized container
NERIKI KK30 citations82
KOSMEK LTD
6 patentsUS7618030B2Nov 17, 2009
Screw engagement type clamp device, clamping system, and fluid pressure actuator
KOSMEK LTD11 citations84
US7303186B2Dec 4, 2007
Aligning drive mechanism and positioning apparatus having this mechanism
KOSMEK LTD19 citations84
US7175169B2Feb 13, 2007
Spring-lock type clamp device
KOSMEK LTD11 citations84
US7168695B2Jan 30, 2007
Positioning device
KOSMEK LTD14 citations84
US7165763B2Jan 23, 2007
Positioning device
KOSMEK LTD11 citations84
US7325798B2Feb 5, 2008
Clamping device and clamping system using the same
KOSMEK LTD7 citations74
YONEZAWA KEITARO
3 patentsAIOI KEIKI K K
1 patentMORI SEIKO CO LTD
1 patentKOSMEK AND AMADA COMPANY LIMIT
1 patentShowing the top 50 of 101 patents by PatentIndex Score.