Shigeru Aoya

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Oyama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aluminum alloy and process for producing aluminum alloy extrusions
- Patent number 9,885,995
- Issue date Feb 6, 2018
- Showa Denko K.K.
- Yoshimasa Ohashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for drawing tubular workpiece
- Patent number 9,636,727
- Issue date May 2, 2017
- Showa Denko K.K.
- Koji Hisayuki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
SUBSTRATE FOR PHOTOSENSITIVE DRUM
- Publication number 20140295206
- Publication date Oct 2, 2014
- Showa Denko K.K.
- Shigeru Aoya
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
ALUMINUM ALLOY AND PROCESS FOR PRODUCING ALUMINUM ALLOY EXTRUSIONS
- Publication number 20140227130
- Publication date Aug 14, 2014
- Showa Denko K.K.
- Yoshimasa Ohashi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
DEVICE FOR DRAWING TUBULAR WORKPIECE
- Publication number 20110296890
- Publication date Dec 8, 2011
- Showa Denko K.K.
- Koji Hisayuki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...