Hiroyasu Ito

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for controlling acousto-optic tunable filter and method o...
- Patent number 7,181,094
- Issue date Feb 20, 2007
- Fujitsu Limited
- Masaji Noguchi
- G02 - OPTICS
Information Patent Grant
Optical space switch device
- Patent number 5,532,855
- Issue date Jul 2, 1996
- Fujitsu Limited
- Masayuki Kato
- G02 - OPTICS
Information Patent Grant
Optical space switch employing 2 parallel diffraction gratings and...
- Patent number 5,430,561
- Issue date Jul 4, 1995
- Fujitsu Limited
- Masayuki Kato
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Apparatus for controlling acousto-optic tunable filter and method o...
- Publication number 20060269185
- Publication date Nov 30, 2006
- FUJITSU LIMITED
- Masaji Noguchi
- G02 - OPTICS