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ALEXANDRIA, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Free-form surface gear
Patent number
9,091,338
Issue date
Jul 28, 2015
O-OKA CORPORATION
Mitsushige O-oka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Gear
Patent number
8,196,488
Issue date
Jun 12, 2012
O-Oka Corporation
Mitsushige O-Oka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Gear for transmission and method for manufacturing the same
Patent number
7,490,529
Issue date
Feb 17, 2009
O-OKA Corporation
Tomoyoshi Okada
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Speed change gear with dog clutch pawl, and method and device of ma...
Patent number
7,484,611
Issue date
Feb 3, 2009
O-OKA Corporation
Junichi Ooka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Gear having window holes, and method and apparatus for manufacturin...
Patent number
7,437,967
Issue date
Oct 21, 2008
O-OKA Corporation
Tomoyoshi Okada
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Gear, method and device for manufacturing the same
Patent number
7,424,834
Issue date
Sep 16, 2008
O-OKA Corporation
Shinya Yamazaki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Gear and method and device for manufacturing the gear
Patent number
7,337,647
Issue date
Mar 4, 2008
O-OKA Corporation
Mitsuhiko Shimomura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Gear, and method and apparatus for manufacturing the same
Patent number
7,267,024
Issue date
Sep 11, 2007
O-OKA Corporation
Makoto Kimura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Clutch gear having boss part with spline and method for manufacturi...
Patent number
6,935,482
Issue date
Aug 30, 2005
O-Oka Corporation
Junichi Ooka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Transmission gear with dog clutch gear and method for manufacturing...
Patent number
6,905,011
Issue date
Jun 14, 2005
O-Oka Corporation
Junichi Ooka
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Gear and method of manufacturing gear
Patent number
6,761,621
Issue date
Jul 13, 2004
O-Oka Corporation
Mitsuhiko Shimomura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Sprocket with dog gear
Patent number
6,432,017
Issue date
Aug 13, 2002
O-Oka Corporation
Mitsuhiko Shimomura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
FREE-FORM SURFACE GEAR
Publication number
20130091970
Publication date
Apr 18, 2013
O-OKA CORPORATION
Mitsushige O-oka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Gear
Publication number
20080210037
Publication date
Sep 4, 2008
O-OKA CORPORATION
Mitsushige O-Oka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Gear
Publication number
20070144289
Publication date
Jun 28, 2007
O-OKA CORPORATION
Mitsushige O-Oka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Gear product and method for manufacturing the same
Publication number
20050278952
Publication date
Dec 22, 2005
O-OKA CORPORATION
Junichi Ooka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Speed change gear with dog clutch pawl, and method and device of ma...
Publication number
20050263368
Publication date
Dec 1, 2005
O-OKA CORPORATION
Junichi Ooka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Gear and method and device for manufacturing the gear
Publication number
20050257590
Publication date
Nov 24, 2005
O-OKA CORPORATION
Mitsuhiko Shimomura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Chamfering method, forging device used in the chamfering method, an...
Publication number
20050136223
Publication date
Jun 23, 2005
O-OKA CORPORATION
Tetsuya Hoguchi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Gear for transmission and method for manufacturing the same
Publication number
20050016309
Publication date
Jan 27, 2005
O-OKA CORPORATION
Tomoyoshi Okada
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Gear having window holes, and method and apparatus for manufacturin...
Publication number
20040231448
Publication date
Nov 25, 2004
O-OKA CORPORATION
Tomoyoshi Okada
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Gear, and method and apparatus for manufacturing the same
Publication number
20040231447
Publication date
Nov 25, 2004
O-OKA CORPORATION
Makoto Kimura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Gear, method and device for manufacturing the same
Publication number
20040099078
Publication date
May 27, 2004
O-OKA CORPORATION
Shinya Yamazaki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Clutch gear having boss part with spline and method for manufacturi...
Publication number
20040079610
Publication date
Apr 29, 2004
O-OKA CORPORATION
Junichi Ooka
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Transmission gear with dog clutch gear and method for manufacturing...
Publication number
20040079609
Publication date
Apr 29, 2004
O-OKA CORPORATION
Junichi Ooka
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Trademark
last 30 trademarks
Information
Trademark
85223089 - KAITANKOH
Serial number
85223089
Filing date
Jan 21, 2011
O-oka Corporation
6 - Common metals and their alloys
Information
Trademark
78244810 - O-OKA CORPORATION
Serial number
78244810
Registration number
3701739
Filing date
May 2, 2003
O-OKA CORPORATION
12 - Vehicles
Information
Trademark
78244838 - O-OKA
Serial number
78244838
Registration number
3976504
Filing date
May 2, 2003
O-OKA CORPORATION
12 - Vehicles
Information
Trademark
78244825 - O
Serial number
78244825
Registration number
2904776
Filing date
May 2, 2003
O-OKA CORPORATION
12 - Vehicles