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Patent applications and USPTO patent grants for Katsushima; Hajime.The latest application filed is for "dc-dc converter circuit".
Patent | Date |
---|---|
DC-DC converter including regeneration snubber circuit Grant 8,873,259 - Fujiyoshi , et al. October 28, 2 | 2014-10-28 |
Inverter circuit with controller for controlling switching elements based on a magnitude of output power Grant 8,400,799 - Fujiyoshi , et al. March 19, 2 | 2013-03-19 |
DC-DC converter circuit Grant 8,363,432 - Katsushima , et al. January 29, 2 | 2013-01-29 |
Dc-dc Converter Circuit App 20120243263 - Katsushima; Hajime ;   et al. | 2012-09-27 |
Current balanced push-pull inverter circuit with regeneration snubber circuit and voltage boost section Grant 8,107,265 - Fujiyoshi , et al. January 31, 2 | 2012-01-31 |
Current balanced push-pull inverter circuit Grant 8,094,469 - Fujiyoshi , et al. January 10, 2 | 2012-01-10 |
Current balanced push-pull inverter circuit with snubber and discharge circuitry Grant 8,094,470 - Fujiyoshi , et al. January 10, 2 | 2012-01-10 |
Power supply device for charge/discharge device, and charge/discharge device Grant 8,072,188 - Yorinobu , et al. December 6, 2 | 2011-12-06 |
Inverter Circuit App 20110280054 - Fujiyoshi; Toshikazu ;   et al. | 2011-11-17 |
Dc-dc Converter Circuit App 20110280048 - Fujiyoshi; Toshikazu ;   et al. | 2011-11-17 |
Inverter Circuit App 20110216557 - Fujiyoshi; Toshikazu ;   et al. | 2011-09-08 |
Inverter Circuit App 20110058395 - Fujiyoshi; Toshikazu ;   et al. | 2011-03-10 |
Dc-dc Converter Circuit App 20110049989 - Fujiyoshi; Toshikazu ;   et al. | 2011-03-03 |
Power Supply Device For Charge/discharge Device, And Charge/discharge Device App 20090237028 - YORINOBU; Masanori ;   et al. | 2009-09-24 |
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