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Game device, method for controlling game device, program, and information storage medium Grant 8,425,317 - Izumi April 23, 2 | 2013-04-23 |
Game device, method of controlling game device, program, and information storage medium Grant 8,398,487 - Izumi March 19, 2 | 2013-03-19 |
Game device, method of controlling game device, and information recording medium Grant 8,353,748 - Izumi January 15, 2 | 2013-01-15 |
Game machine, game machine control method, and information storage medium Grant 8,348,735 - Izumi , et al. January 8, 2 | 2013-01-08 |
Game device, method of controlling game device, program, and information storage medium Grant 8,333,663 - Izumi December 18, 2 | 2012-12-18 |
Chat system, chat device and control method of chat server, and information storage medium for advancing an end timing of a message reception stopping period Grant 8,234,342 - Izumi July 31, 2 | 2012-07-31 |
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Chat system, chat device, chat server control method, and information storage medium including chat stop limiting capability based on keyword Grant 7,921,168 - Izumi April 5, 2 | 2011-04-05 |
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Game Device, Method Of Controlling Game Device, And Information Recording Medium App 20090280898 - Izumi; Tadakatsu | 2009-11-12 |
Chat System, Chat Device, Chat Server Control Method, And Information Storage Medium App 20090276495 - Izumi; Tadakatsu | 2009-11-05 |
Chat System, Chat Device, Chat Server Control Method, And Information Storage Medium App 20090182826 - Izumi; Tadakatsu | 2009-07-16 |
Chat System, Chat Device And Control Method Of Chat Server, Information Storage Medium App 20090031223 - Izumi; Tadakatsu | 2009-01-29 |
Game Device, Computer Control Method, and Information Storage Medium App 20080234022 - Suzuki; Eiji ;   et al. | 2008-09-25 |
Game Machine, Game Machine Control Method, and Information Storage Medium App 20070232375 - Izumi; Tadakatsu ;   et al. | 2007-10-04 |
Game system, game data exchange control method, game machine, and computer readable storage medium Grant 7,207,886 - Izumi April 24, 2 | 2007-04-24 |
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