Takakazu Tomoda

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Sennan, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for treatment of NF.sub.3 gas
- Patent number 5,401,473
- Issue date Mar 28, 1995
- Daidousanso Co., Ltd.
- Akira Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of plating steel
- Patent number 5,399,211
- Issue date Mar 21, 1995
- Daidousanso Co., Ltd.
- Akira Yoshino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and apparatus for treatment of NF.sub.3 gas
- Patent number 5,176,889
- Issue date Jan 5, 1993
- Daidousanso Co., Ltd.
- Akira Yoshino
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of nitriding steel
- Patent number 5,141,567
- Issue date Aug 25, 1992
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of nitriding steel
- Patent number 5,013,371
- Issue date May 7, 1991
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of pretreating metallic works
- Patent number 4,975,147
- Issue date Dec 4, 1990
- Daidousanso Co., Ltd.
- Masaaki Tahara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...