Koji Arai

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Kanuma-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Winding apparatus and feeding apparatus
- Patent number 6,918,560
- Issue date Jul 19, 2005
- Sony Chemicals Corporation
- Koji Arai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Film package
- Publication number 20060049298
- Publication date Mar 9, 2006
- Sony Chemicals Corp.
- Koji Arai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Reel members and film winding methods
- Publication number 20060011775
- Publication date Jan 19, 2006
- SONY CHEMICALS CORP.
- Koji Arai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Reel members and film winding methods
- Publication number 20040232273
- Publication date Nov 25, 2004
- SONY CHEMICALS CORP.
- Koji Arai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Winding apparatus and feeding apparatus
- Publication number 20040050992
- Publication date Mar 18, 2004
- SONY CHEMICALS CORP.
- Koji Arai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL