Shigeyoshi Nozawa

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gas recovery unit utilizing dual use of gas
- Patent number 6,224,677
- Issue date May 1, 2001
- Teisan Kabushiki Kaisha
- Shigeyoshi Nozawa
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Gas recovery unit
- Patent number 5,958,138
- Issue date Sep 28, 1999
- Teisan Kabushiki Kaisha
- Shinji Tomita
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of treating inner surface of high-pressure gas vessel
- Patent number 5,803,795
- Issue date Sep 8, 1998
- Teisan Kabushiki Kaisha
- Shigeyoshi Nozawa
- B08 - CLEANING