Tetsuro Saito

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Sendai, JP

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Patents Grantslast 30 patents

Information Patent Grant
LED array head and minute reflection optical elements array for use...
- Patent number 6,476,551
- Issue date Nov 5, 2002
- Ricoh Company, Ltd.
- Yasuhiro Osawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface emission type semiconductor light-emitting device
- Patent number 4,897,846
- Issue date Jan 30, 1990
- Inaba; Fumio
- Tomoaki Yoshida
- H01 - BASIC ELECTRIC ELEMENTS