Nakatsu; Makoto
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nakatsu; Makoto.The latest application filed is for "private branch exchange (pbx), voice store equipment, message processing method, program and recording medium".
- Nakatsu; Makoto - Fukuoka JP
- Nakatsu, Makoto - Fukuoka-shi JP
| Patent | Date |
|---|---|
| Private branch exchange (PBX), voice store equipment, message processing method, program and recording medium Grant 7,570,747 - Nakatsu August 4, 2 | 2009-08-04 |
| Voice storage device and incoming call answering system Grant 6,870,908 - Nakatsu March 22, 2 | 2005-03-22 |
| Private branch exchange (PBX), voice store equipment, message processing method, program and recording medium App 20040247096 - Nakatsu, Makoto | 2004-12-09 |
| Voice storage device and incoming call answering system App 20030228001 - Nakatsu, Makoto | 2003-12-11 |
| Audio storage apparatus App 20010016033 - Nakatsu, Makoto | 2001-08-23 |
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