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Bending device
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Patent number 9,138,795
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Issue date Sep 22, 2015
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 8,756,971
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Issue date Jun 24, 2014
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 8,601,847
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Issue date Dec 10, 2013
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 8,601,848
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Issue date Dec 10, 2013
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Pressing device for bending
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Patent number 8,434,339
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Issue date May 7, 2013
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 8,322,187
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Issue date Dec 4, 2012
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 8,056,387
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Issue date Nov 15, 2011
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 7,275,406
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Issue date Oct 2, 2007
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Mandrel for bending
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Patent number 7,219,527
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Issue date May 22, 2007
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device with cutting mechanism
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Patent number 7,159,430
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Issue date Jan 9, 2007
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 6,820,450
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Issue date Nov 23, 2004
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Kabushiki Kaisha Opton
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Takayuki Yamada
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device and control method thereof
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Patent number 6,725,700
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Issue date Apr 27, 2004
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Stretch bender
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Patent number 6,679,091
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Issue date Jan 20, 2004
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Kabushiki Kaisha Opton
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Takayuki Yamada
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device and bending method
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Patent number 6,189,353
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Issue date Feb 20, 2001
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Kabushiki Kaisha Opton
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Takuya Kanamori
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device and bending method
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Patent number 6,185,968
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Issue date Feb 13, 2001
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Kabushiki Kaisha Opton
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Takuya Kanamori
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bulging device and bulging method
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Patent number 6,128,936
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Issue date Oct 10, 2000
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 5,884,517
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Issue date Mar 23, 1999
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bending device
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Patent number 5,862,698
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Issue date Jan 26, 1999
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Kabushiki Kaisha Opton
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Teruaki Yogo
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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