Seiichi Nagai

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Fukushima-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Small-sized camera module in which adhesive does not flow in side e...
- Patent number 7,596,312
- Issue date Sep 29, 2009
- Alps Electric Co., Ltd.
- Takuya Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magnetic recording/reproducing apparatus
- Patent number 6,201,660
- Issue date Mar 13, 2001
- Alps Electric Co., Ltd.
- Seiichi Nagai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording and reproducing device having a driving roller r...
- Patent number 6,081,405
- Issue date Jun 27, 2000
- Alps Electric Co., Ltd.
- Seiichi Nagai
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotary head type magnetic recording/reproducing unit
- Patent number 5,345,345
- Issue date Sep 6, 1994
- Alps Electric Co., Ltd.
- Tatsumaro Yamashita
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape guide driving device for rotating head type tape player
- Patent number 5,021,900
- Issue date Jun 4, 1991
- Alps Electric Co., Ltd.
- Tatsumaro Yamashita
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Small-sized camera module in which adhesive does not flow in side e...
- Publication number 20070253708
- Publication date Nov 1, 2007
- Alps Electric Co., Ltd.
- Takuya Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Camera module not allowing foreign matter to enter its optical system
- Publication number 20070116452
- Publication date May 24, 2007
- Alps Electric Co., Ltd.
- Masaru Aoki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE