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Kobe, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Object sensing system for use with automatic swing door
Patent number
6,678,999
Issue date
Jan 20, 2004
Nabco Limited
Ye Zengguang
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Object sensor system for automatic swing door
Patent number
5,963,000
Issue date
Oct 5, 1999
Nabco Limited
Koji Tsutsumi
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door sensor with self-diagnosing function
Patent number
5,828,302
Issue date
Oct 27, 1998
Koji Tsutsumi
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
Information
Patent Application
Object sensing system for use with automatic swing door
Publication number
20020036476
Publication date
Mar 28, 2002
Ye Zengguang
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES