Masafumi Okada

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Iwata-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spread illumination apparatus
- Patent number 6,505,946
- Issue date Jan 14, 2003
- Minebea Co., Ltd.
- Shingo Suzuki
- G02 - OPTICS
Information Patent Grant
Spread illuminating apparatus with an optical path conversion means
- Patent number 6,494,588
- Issue date Dec 17, 2002
- Minebea Co., Ltd.
- Masafumi Okada
- G02 - OPTICS
Information Patent Grant
Spread illumination apparatus
- Patent number 6,375,336
- Issue date Apr 23, 2002
- Minebea Co., Ltd.
- Shingo Suzuki
- G02 - OPTICS
Information Patent Grant
Spread illuminating apparatus
- Patent number 6,343,867
- Issue date Feb 5, 2002
- Minebea Co., Ltd.
- Shingo Suzuki
- G02 - OPTICS
Information Patent Grant
Spread illuminating apparatus
- Patent number 6,334,691
- Issue date Jan 1, 2002
- Minebea Co., Ltd.
- Shingo Suzuki
- G02 - OPTICS
Information Patent Grant
Spread illuminating apparatus
- Patent number 6,293,683
- Issue date Sep 25, 2001
- Minebea Co. Ltd.
- Masafumi Okada
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
SPREAD ILLUMINATION APPARATUS
- Publication number 20020036900
- Publication date Mar 28, 2002
- SHINGO SUZUKI
- G02 - OPTICS
Information Patent Application
SPREAD ILLUMINATING APPARATUS
- Publication number 20010050816
- Publication date Dec 13, 2001
- SHINGO SUZUKI
- G02 - OPTICS