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Keizo Ishiguro
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Nara-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Zoom lens, and video camera and digital still camera using the zoom...
Patent number
6,999,241
Issue date
Feb 14, 2006
Matsushita Electric Industrial Co., Ltd.
Katsu Yamada
G02 - OPTICS
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Patent Grant
Zoom lens
Patent number
5,100,223
Issue date
Mar 31, 1992
Matsushita Electric Industrial Co., Ltd.
Shusuke Ono
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
Zoom lens, and video camera and digital still camera using the zoom...
Publication number
20050254137
Publication date
Nov 17, 2005
Matsushita Electric Industrial Co., Ltd.
Katsu Yamada
G02 - OPTICS