Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7550952 | Electric power control apparatus, power generation system and power grid system | Nobuyoshi Takehara | 2009-06-23 |
| 7456604 | Electric power control apparatus, power generation system and power grid system | Nobuyoshi Takehara | 2008-11-25 |
| 7126053 | Power generation system and power generation apparatus | Kimitoshi Fukae, Akiharu Takabayashi, Nobuyoshi Takehara | 2006-10-24 |
| 7079406 | Power converting apparatus, control method therefor, and solar power generation apparatus | Naoki Manabe, Nobuyoshi Takehara | 2006-07-18 |
| 6963147 | Power converter and power unit | Nobuyoshi Takehara, Manabu Nakanishi | 2005-11-08 |
| 6927955 | Apparatus and method of detecting ground fault in power conversion system | Masaki Suzui, Nobuyoshi Takehara | 2005-08-09 |
| 6838611 | Solar battery module and power generation apparatus | Hiroshi Kondo, Nobuyoshi Takehara | 2005-01-04 |
| 6678174 | Power converting apparatus, control method therefor, and power generation system | Masaki Suzui, Naoki Manabe, Nobuyoshi Takehara | 2004-01-13 |
| 6611441 | Method of reducing leakage current in power supply systems | Naoki Manabe, Nobuyoshi Takehara | 2003-08-26 |
| 6320769 | Interconnection power converter and power generation apparatus using the same | Naoki Manabe, Nobuyoshi Takehara | 2001-11-20 |
| 6311137 | Information display apparatus, information relay apparatus used in power generation system, information display method and information relay method, and information transmission method | Naoki Manabe, Nobuyoshi Takehara | 2001-10-30 |
| 6111188 | Solar cell array and solar power generation apparatus using it | Nobuyoshi Takehara, Naoki Manabe | 2000-08-29 |
| 6107560 | Photovoltaic power generation apparatus | Nobuyoshi Takehara, Hiroshi Kondo | 2000-08-22 |
| 5955885 | Battery power supply device characteristic measuring apparatus and measuring method | Kimitoshi Fukae, Nobuyoshi Takehara | 1999-09-21 |
| 5923158 | Power control apparatus for solar power generation system | Kimitoshi Fukae, Nobuyoshi Takehara | 1999-07-13 |
| 5869956 | Solar power generation apparatus and power control device therefor | Yoshitaka Nagao, Kimitoshi Fukae, Nobuyoshi Takehara | 1999-02-09 |
| 5838148 | Power control method and apparatus for battery power supply and battery power supply system | Kimitoshi Fukae, Nobuyoshi Takehara | 1998-11-17 |
| 5682305 | Method and apparatus for controlling the power of a battery power source | Nobuyoshi Takehara | 1997-10-28 |
| 5654883 | Power control apparatus and method and power generating system using them | Nobuyoshi Takehara | 1997-08-05 |