BI-DIRECTIONAL DC-DC CONVERTER, US Patent Application No. 12/250,843, 12/17/2008, M. Yamamoto, H. Hara, S. Funabiki, H. Asuke, H. Takano, M. Tsuruya and M. Kanazawa
DC-DC CONVERTER, US Patent Application No. 12/179036, 7/24/2008, M. Yamamoto, T. Kawashima, S. Funabiki, H. Asuke, H. Takano, M. Tsuruya and M. Ochiai
Resonant Power Conversion Apparatus, European Patent Application No. 10173638.7-2207, M. Yamamoto, H. Terui, H. Asuke, and H. Takano
DC-DC CONVERTER, PCT/JP2009/060833, 6/15/2009, M. Yamamoto, T. Kawashima, S. Funabiki, H. Asuke, H. Takano and M. Tsuruya
DC-DC CONVERTER, PCT/JP2009/060832, 6/15/2009, M. Yamamoto, T. Kawashima, S. Funabiki, H. Asuke, H. Takano and M. Tsuruya
CURRENT-MODE CONTROLLED DC-DC CONVERTER, US Patent Application No. 12/250,839, 01/16/2009, M. Yamamoto, H. Horii, S. Funabiki, H. Asuke, H. Takano, M. Tsuruya and M. Kanazawa
DC-DC CONVERTER, WO2011/061984, 5/26/2011, M. Yamamoto, M. Nakahama and Y. Satake
BI-DIRECTIONAL DC-DC CONVERTER, US Patent Application No. 14/385,597, 09/19/2014, Masayoshi Yamamoto, Takahiro Kawashima, Hiromitsu Terui, Hideaki Asuke, Hideharu Takano
DC-DC CONVERTER, US Patent Application No. 14/385,322, 09/15/2014, Masayoshi Yamamoto, Jun Imaoka, Hiromitsu Terui, Hideaki Asuke, Hideharu Takano
DC-DC CONVERTER, EP 13761993.8, 10/16/2014, Masayoshi Yamamoto, Jun Imaoka, Hiromitsu Terui, Hideaki Asuke, Hideharu Takano
DC-DC CONVERTER, 韓国 2014-7028908, 10/15/2014, Masayoshi Yamamoto, Jun Imaoka, Hiromitsu Terui, Hideaki Asuke, Hideharu Takano
DC-DC CONVERTER, 中国 201380014602.6, 9/16/2014, Masayoshi Yamamoto, Jun Imaoka, Hiromitsu Terui, Hideaki Asuke, Hideharu Takano