Masaru Saito

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Takatsuki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a fluorescent lamp
- Patent number 6,148,638
- Issue date Nov 21, 2000
- Matsushita Electronics Corporation
- Toshiyoshi Oga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Apparatus for manufacturing spiral fluorescent tube
- Patent number 5,824,130
- Issue date Oct 20, 1998
- Matsushita Electronics Corporation
- Toshiyoshi Oga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing a spiral fluorescent tube
- Patent number 5,766,295
- Issue date Jun 16, 1998
- Matsushita Electronics Corporation
- Toshiyoshi Oga
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Spiral fluorescent tube and method and device for manufacturing the...
- Patent number 5,610,476
- Issue date Mar 11, 1997
- Matsushita Electronics Corporation
- Toshiyoshi Oga
- C03 - GLASS MINERAL OR SLAG WOOL