Inventor · disambiguated record
Tadakatsu Izumi
Also filed as: IZUMI TADAKATSU
13 granted patents·1 pending application·32 citations·filing 2000–2009
87Inventor score
Top patents by PatentIndex Score
14 records- 0180US8425317B2Game device, method for controlling game device, program, and information storage mediumIZUMI TADAKATSU·Filed 2009·Granted Apr 23, 2013·8 cites·13 claims
- 0278US7887402B2Game device, computer control method, and information storage mediumKONAMI DIGITAL ENTERTAINMENT·Filed 2005·Granted Feb 15, 2011·6 cites·10 claims
- 0377US7976371B2Game device, game device control method, and information storage mediumKONAMI DIGITAL ENTERTAINMENT·Filed 2006·Granted Jul 12, 2011·5 cites·4 claims
- 0473US8398487B2Game device, method of controlling game device, program, and information storage mediumIZUMI TADAKATSU·Filed 2008·Granted Mar 19, 2013·4 cites·6 claims
- 0557US7207886B2Game system, game data exchange control method, game machine, and computer readable storage mediumKONAMI CORP·Filed 2000·Granted Apr 24, 2007·4 cites·13 claims
- 0657US6805631B2Game system, game apparatus and computer-readable storage medium thereforKONAMI CORP·Filed 2001·Granted Oct 19, 2004·4 cites·6 claims
- 0756US8333663B2Game device, method of controlling game device, program, and information storage mediumIZUMI TADAKATSU·Filed 2008·Granted Dec 18, 2012·0 cites·17 claims
- 0855US8353748B2Game device, method of controlling game device, and information recording mediumKONAMI DIGITAL ENTERTAINMENT·Filed 2007·Granted Jan 15, 2013·0 cites·9 claims
- 0955US8234342B2Chat system, chat device and control method of chat server, and information storage medium for advancing an end timing of a message reception stopping periodIZUMI TADAKATSU·Filed 2006·Granted Jul 31, 2012·1 cites·14 claims
- 1054US2011223998A1Game device, method for controlling game device, program and information storing mediumKONAMI DIGITAL ENTERTAINMENT·Filed 2009·Application pending·0 cites
- 1153US7985126B2Game device, game device control method, and information storage mediumKONAMI DIGITAL ENTERTAINMENT·Filed 2006·Granted Jul 26, 2011·0 cites·10 claims
- 1253US7921168B2Chat system, chat device, chat server control method, and information storage medium including chat stop limiting capability based on keywordKONAMI DIGITAL ENTERTAINMENT·Filed 2006·Granted Apr 5, 2011·0 cites·18 claims
- 1353US7917579B2Chat system, chat device, chat server control method, and information storage medium including chat stop limiting capabilityKONAMI DIGITAL ENTERTAINMENT·Filed 2006·Granted Mar 29, 2011·0 cites·17 claims
- 1448US8348735B2Game machine, game machine control method, and information storage mediumKONAMI DIGITAL ENTERTAINMENT·Filed 2005·Granted Jan 8, 2013·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →