Kouji Tanaka

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Ibaragi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image display apparatus with microlens plate having mutually fused...
- Patent number 5,359,440
- Issue date Oct 25, 1994
- Sharp Kabushiki Kaisha
- Hiroshi Hamada
- G02 - OPTICS
Information Patent Grant
Method of making a plate microlens
- Patent number 5,104,435
- Issue date Apr 14, 1992
- Nippon Sheet Glass Co., Ltd.
- Masahiro Oikawa
- G02 - OPTICS
Information Patent Grant
Plate microlens and method for manufacturing the same
- Patent number 4,952,037
- Issue date Aug 28, 1990
- Nippon Sheet Glass Co., Ltd.
- Masahiro Oikawa
- G02 - OPTICS