Masahiko Yamaguchi

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Fukushima-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Active matrix display device with asymmetrical reflection, and insu...
- Patent number 6,963,381
- Issue date Nov 8, 2005
- Alps Electronic Co., Ltd.
- Mitsuru Kano
- G02 - OPTICS
Information Patent Grant
Orientation film of liquid crystal having bilaterally asymmetric ri...
- Patent number 5,438,421
- Issue date Aug 1, 1995
- Alps Electric Co., Ltd.
- Kiyomi Sugawara
- G02 - OPTICS
Information Patent Grant
Liquid crystal display including a dye complementary to the liquid...
- Patent number 5,130,834
- Issue date Jul 14, 1992
- Alps Electric Co., Ltd.
- Mitsuru Kano
- G02 - OPTICS
Information Patent Grant
Electroluminescent device having a liquid crystal layer adjacent to...
- Patent number 5,115,329
- Issue date May 19, 1992
- Alps Electric Co., Ltd.
- Masami Ikarashi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display
- Patent number 4,930,877
- Issue date Jun 5, 1990
- Alps Electric Co., Ltd.
- Mitsuru Kano
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Display element, method of producing display element, and electroni...
- Publication number 20070013648
- Publication date Jan 18, 2007
- Alps Electric Co., Ltd.
- Masahiko Yamaguchi
- G02 - OPTICS
Information Patent Application
Liquid crystal display device
- Publication number 20070008464
- Publication date Jan 11, 2007
- Alps Electric Co., Ltd.
- Masahiko Yamaguchi
- G02 - OPTICS
Information Patent Application
Active matrix display device
- Publication number 20040017528
- Publication date Jan 29, 2004
- Alps Electric Co., Ltd.
- Mitsuru Kano
- G02 - OPTICS
Information Patent Application
Active matrix display device
- Publication number 20040012726
- Publication date Jan 22, 2004
- Alps Electric Co., Ltd.
- Mitsuru Kano
- G02 - OPTICS