Naoya Akiyama

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Fukushima-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Input device and keyboard device having illumination function
- Patent number 8,334,794
- Issue date Dec 18, 2012
- Alps Electric Co., Ltd.
- Kazutoshi Watanabe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keyboard device having terminal connectable to peripheral device
- Patent number 6,597,343
- Issue date Jul 22, 2003
- Alps Electric Co., Ltd.
- Naoya Akiyama
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
INPUT DEVICE AND KEYBOARD DEVICE HAVING ILLUMINATION FUNCTION
- Publication number 20100097246
- Publication date Apr 22, 2010
- Alps Electric Co., Ltd.
- Kazutoshi WATANABE
- G06 - COMPUTING CALCULATING COUNTING