Kohhei Iwase

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Takatsuki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Arc tube and low-pressure mercury lamp that can be reduced in size
- Patent number 7,332,866
- Issue date Feb 19, 2008
- Matsushita Electric Industrial Co., Ltd.
- Akiko Nakanishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compact self-ballasted fluorescent lamp resistant to heat deformation
- Patent number 6,984,926
- Issue date Jan 10, 2006
- Matsushita Electric Industrial Co., Ltd.
- Yuji Tsuneto
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Compact self-ballasted fluorescent lamp resistant to heat deformation
- Publication number 20050023947
- Publication date Feb 3, 2005
- Yuji Tsuneto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Arc tube and low-pressure mercury lamp that can be reduced in size
- Publication number 20040263079
- Publication date Dec 30, 2004
- Akiko Nakanishi
- H01 - BASIC ELECTRIC ELEMENTS