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Patent applications and USPTO patent grants for Nihon Protector Co., Ltd..The latest application filed is for "uninterruptible duplexed power supply system, and unit plug-in structure for uninterruptible duplexed power supply system".
Patent | Date |
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Uninterruptible switching regulator Grant 6,504,270 - Matsushita January 7, 2 | 2003-01-07 |
Uninterruptible duplexed power supply system, and unit plug-in structure for uninterruptible duplexed power supply system Grant 6,381,156 - Sakai , et al. April 30, 2 | 2002-04-30 |
Uninterruptible Duplexed Power Supply System, And Unit Plug-in Structure For Uninterruptible Duplexed Power Supply System App 20020031000 - Sakai, Setsuo ;   et al. | 2002-03-14 |
Uninterruptible duplexed power supply system Grant 6,212,081 - Sakai April 3, 2 | 2001-04-03 |
Uninterruptive switching regulator Grant 5,602,726 - Sakai February 11, 1 | 1997-02-11 |
Switching regulator having superimposing chopping-wave voltage forming circuit Grant 5,508,904 - Hara April 16, 1 | 1996-04-16 |
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