Takemi Akimoto

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Furukawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal device having a phase plate and particular dye compo...
- Patent number 5,134,506
- Issue date Jul 28, 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