Kazuo Maeda

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing an incandescent lamp
- Patent number 6,685,525
- Issue date Feb 3, 2004
- Matsushita Electric Industrial Co., Ltd.
- Kazuo Maeda
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Light bulb
- Patent number 6,472,818
- Issue date Oct 29, 2002
- Matsushita Electronics Corporation
- Taku Ikeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tungsten halogen lamp and method for manufacturing the same
- Patent number 6,336,837
- Issue date Jan 8, 2002
- Matsushita Electric Industrial Co., Ltd.
- Kazuo Maeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tungsten halogen lamp with infrared reflecting film and method for...
- Patent number 6,239,550
- Issue date May 29, 2001
- Matsushita Electronics Corporation
- Kazuo Maeda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High pressure discharge lamp with seal coating
- Patent number 6,084,352
- Issue date Jul 4, 2000
- Matsushita Electronics Corporation
- Tomoyuki Seki
- H01 - BASIC ELECTRIC ELEMENTS