Hiroyuki Matsumura

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic device controlling apparatus, electronic device controll...
- Patent number 7,613,922
- Issue date Nov 3, 2009
- Sony Corporation
- Yasuji Yui
- G08 - SIGNALLING
Information Patent Grant
Electronic device controlling apparatus and electronic device contr...
- Patent number 7,482,922
- Issue date Jan 27, 2009
- Sony Corporation
- Yasuji Yui
- G08 - SIGNALLING
Information Patent Grant
Communication apparatus
- Patent number 7,212,114
- Issue date May 1, 2007
- Sony Corporation
- Yasuji Yui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system for accessing shared entrance of multiple dwel...
- Patent number 7,183,894
- Issue date Feb 27, 2007
- Sony Corporation
- Yasuji Yui
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic device controlling apparatus and electronic device contr...
- Patent number 6,972,680
- Issue date Dec 6, 2005
- Sony Corporation
- Yasuji Yui
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Communication device
- Publication number 20060007005
- Publication date Jan 12, 2006
- Yasuji Yui
- G07 - CHECKING-DEVICES
Information Patent Application
Electronic device controlling apparatus and electronic device contr...
- Publication number 20050246746
- Publication date Nov 3, 2005
- Sony Corporation
- Yasuji Yui
- G08 - SIGNALLING
Information Patent Application
Collective housing shared entrance device, collective housing door-...
- Publication number 20040243812
- Publication date Dec 2, 2004
- Yasuji Yui
- G07 - CHECKING-DEVICES
Information Patent Application
Electronic device controlling apparatus, electronic device controll...
- Publication number 20040107352
- Publication date Jun 3, 2004
- Yasuji Yui
- G08 - SIGNALLING
Information Patent Application
Electronic device controlling apparatus and electronic device contr...
- Publication number 20040104806
- Publication date Jun 3, 2004
- Yasuji Yui
- G08 - SIGNALLING