Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6278954 | Method and apparatus for estimating generated energy of solar cell | Chin Chou Lim, Nobuyoshi Takehara | 2001-08-21 |
| 5714869 | Power source apparatus with battery and overcharge protection circuit | Kimitoshi Fukae, Nobuyoshi Takehara | 1998-02-03 |
| 5712572 | Insulation state measurement method, insulation state judgement apparatus, and dispersion type power generating system using the same | Kimitoshi Fukae | 1998-01-27 |
| 5686766 | Islanding-operation prevention apparatus, and dispersed power generation apparatus and power generation system using the same | — | 1997-11-11 |