Takashi Eto

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Ichihara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Device and method for forming end of coiled spring
- Patent number 10,828,690
- Issue date Nov 10, 2020
- Mitsubishi Steel Mfg. Co., Ltd.
- Takashi Eto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device and method for forming end of coiled spring
- Patent number 8,915,112
- Issue date Dec 23, 2014
- Mitsubishi Steel Mfg. Co., Ltd.
- Takashi Eto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Coil spring forming apparatus and coil spring formed thereby
- Patent number 8,667,825
- Issue date Mar 11, 2014
- Mitsubishi Steel Mfg. Co., Ltd.
- Takashi Eto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Coil spring forming apparatus and coil spring formed thereby
- Patent number 8,341,993
- Issue date Jan 1, 2013
- Mitsubishi Steel Mfg. Co., Ltd.
- Takashi Eto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD FOR FORMING END OF COILED SPRING
- Publication number 20150101699
- Publication date Apr 16, 2015
- Mitsubishi Steel Mfg. Co., Ltd
- Takashi Eto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COIL SPRING FORMING APPARATUS AND COIL SPRING FORMED THEREBY
- Publication number 20130062821
- Publication date Mar 14, 2013
- Mitsubishi Steel Mfg. Co., Ltd
- Takashi Eto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COIL SPRING FORMING APPARATUS AND COIL SPRING FORMED THEREBY
- Publication number 20100052231
- Publication date Mar 4, 2010
- Mitsubishi Steel Mfg. Co. Ltd.
- Takashi Eto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
DEVICE AND METHOD FOR FORMING END OF COILED SPRING
- Publication number 20090283173
- Publication date Nov 19, 2009
- Mitsubishi Steel Mfg. Co., Ltd
- Takashi Eto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...