Motohiro Arai

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Corona preionization electrode unit for use in gas laser apparatus
- Patent number 6,654,402
- Issue date Nov 25, 2003
- Ushio Denki Kabushiki Kaisya
- Koji Kakizaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Excimer laser apparatus
- Patent number 6,532,246
- Issue date Mar 11, 2003
- NSK, Ltd.
- Hiromasa Fukuyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gas laser device that emits ultraviolet rays
- Patent number 6,480,519
- Issue date Nov 12, 2002
- Ushiodenki Kabushiki Kaisha
- Koji Kakizaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic coupling mechanism for use in laser apparatus
- Patent number 6,417,591
- Issue date Jul 9, 2002
- Kabushiki Kaisya Ushiosougougizyutsukenkyusoyo
- Takashi Saito
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Gas laser device that emits ultraviolet rays
- Publication number 20010024463
- Publication date Sep 27, 2001
- Koji Kakizaki
- H01 - BASIC ELECTRIC ELEMENTS