Youichi Ikuta

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Patents Grantslast 30 patents

Information Patent Grant
Color display device having liquid crystal cell and fluorescent dis...
- Patent number 5,142,388
- Issue date Aug 25, 1992
- Futaba Denshi Kogyo K.K.
- Hiroshi Watanabe
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Fluorescent display device
- Patent number 4,757,234
- Issue date Jul 12, 1988
- Futaba Denshi Kogyo Kabushiki Kaisha
- Youichi Ikuta
- H01 - BASIC ELECTRIC ELEMENTS