Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136351 | Photovoltaic device with porous metal layer | Yasumi Inoue, Manabu Itoh, Akitoshi Yokota, Hitoshi Sannomiya, Sota Moriuchi | 1992-08-04 |
| 5104455 | Amorphous semiconductor solar cell | Akitoshi Yokota, Hitoshi Sannomiya, Sota Moriuchi, Yasumi Inoue, Manabu Itoh | 1992-04-14 |
| 5071490 | Tandem stacked amorphous solar cell device | Akitoshi Yokota | 1991-12-10 |
| 4725740 | DC-AC converting arrangement for photovoltaic system | — | 1988-02-16 |
| 4714868 | Charging and discharging control circuit for a storage battery | Toshio Maruyama, Noriaki Shibuya | 1987-12-22 |
| 4394601 | ZnS:Mn Thin-film electroluminescent element with memory function | Mikio Takeda, Yoshinobu Kakihara, Masaru Yoshida | 1983-07-19 |