Hidemasa Yamaguchi

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Sayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing ferroelectric liquid crystal device
- Patent number 5,880,804
- Issue date Mar 9, 1999
- Hoechst Aktiengesellschaft
- Hidemasa Yamaguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 5,861,198
- Issue date Jan 19, 1999
- Hoechst Aktiengesellschaft
- Hidemasa Yamaguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal mixture
- Patent number 5,844,653
- Issue date Dec 1, 1998
- Hoechst Aktiengesellschaft
- Ayako Takeichi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal alignment layer and liquid crystal display device
- Patent number 5,795,629
- Issue date Aug 18, 1998
- Hoechst Aktiengesellschaft
- Takamasa Harada
- G02 - OPTICS