Yuji Sakai

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Oyama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for producing nitrogen trifluoride
- Patent number 7,820,127
- Issue date Oct 26, 2010
- Showa Denko K.K.
- Hiromoto Ohno
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for treating exhaust gas containing fluorine-containing inte...
- Patent number 6,309,618
- Issue date Oct 30, 2001
- Showa Denko K.K.
- Manabu Ohira
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD FOR DRAWING METAL TUBE
- Publication number 20120198901
- Publication date Aug 9, 2012
- Showa Denko K.K.
- Manabu Yamamoto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND APPARATUS FOR PRODUCING NITROGEN TRIFLUORIDE
- Publication number 20090280051
- Publication date Nov 12, 2009
- Showa Denko K.K.
- Hiromoto Ohno
- C01 - INORGANIC CHEMISTRY