Ryoichi Otsubo

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Sakurai-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Suction nozzle of compression preservation bag
- Patent number 6,644,361
- Issue date Nov 11, 2003
- Aru Corporation
- Ryoichi Otsubo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Suction nozzle of compression preservation bag
- Publication number 20020050303
- Publication date May 2, 2002
- Aru Corporation
- Ryoichi Otsubo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL