Issued Patents All Time
Showing 26–50 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6611441 | Method of reducing leakage current in power supply systems | Seiji Kurokami, Naoki Manabe | 2003-08-26 |
| 6605881 | AC interconnection apparatus supplying AC power from a commercial power system and from a solar cell | Hiroshi Kondo | 2003-08-12 |
| 6593520 | Solar power generation apparatus and control method therefor | Hiroshi Kondo, Naoki Manabe | 2003-07-15 |
| 6594127 | Power generation system, and method for installing the same | Naoki Manabe | 2003-07-15 |
| 6590793 | Electric power supplying apparatus using unstable electric power supply and control method therefor | Yoshitaka Nagao, Kimitoshi Fukae | 2003-07-08 |
| 6587051 | Power converting apparatus and burglarproof method therefor | Naoki Manabe | 2003-07-01 |
| 6556396 | Power generation system, and method for installing the same | Naoki Manabe | 2003-04-29 |
| 6512458 | Method and apparatus for detecting failure in solar cell module, and solar cell module | Takuma Kobayashi, Naoki Manabe | 2003-01-28 |
| 6493246 | Power conversion with stop conversion during low integrated power conditions | Masaki Suzui | 2002-12-10 |
| 6331670 | Solar cell module having an overvoltage preventive element and sunlight power generation system using the solar cell module | Naoki Manabe | 2001-12-18 |
| 6320769 | Interconnection power converter and power generation apparatus using the same | Seiji Kurokami, Naoki Manabe | 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 | Seiji Kurokami, Naoki Manabe | 2001-10-30 |
| 6278052 | Abnormality detection method, abnormality detection apparatus and solar cell power generating system using the same | Kimitoshi Fukae | 2001-08-21 |
| 6278954 | Method and apparatus for estimating generated energy of solar cell | Chin Chou Lim, Masanari Tamechika | 2001-08-21 |
| 6259017 | Solar power generation apparatus and control method therefor | Naoki Manabe | 2001-07-10 |
| 6169678 | Photovoltaic power generation apparatus and control method thereof | Hiroshi Kondo, Naoki Manabe | 2001-01-02 |
| 6111188 | Solar cell array and solar power generation apparatus using it | Seiji Kurokami, Naoki Manabe | 2000-08-29 |
| 6107560 | Photovoltaic power generation apparatus | Hiroshi Kondo, Seiji Kurokami | 2000-08-22 |
| 6101073 | Ground fault protecting apparatus and method for solar power generation and solar power generation apparatus using the apparatus and method | — | 2000-08-08 |
| 6093885 | Photovoltaic power generating system | Naoki Manabe | 2000-07-25 |
| 6050779 | Conveying apparatus using unstable electric power supply | Yoshitaka Nagao, Kimitoshi Fukae | 2000-04-18 |
| 6051954 | Charge control apparatus | Yoshitaka Nagao | 2000-04-18 |
| 6031736 | Control apparatus of inverter and power generation system using such control apparatus | Kimitoshi Fukae | 2000-02-29 |
| 5986354 | DC source system with solar cell, and its operation method | Yoshitaka Nagao, Kimitoshi Fukae | 1999-11-16 |
| 5977659 | Inverter apparatus and solar power generation apparatus | Kimitoshi Fukae | 1999-11-02 |