Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9257863 | Charge and discharge control device and charge and discharge control method | Takashi Iida, Kazufumi Nishikawa | 2016-02-09 |
| 9209639 | Storage battery system and method of controlling the same | Kazufumi Nishikawa | 2015-12-08 |
| 5932889 | Semiconductor device with floating quantum box | Yasoo Harada | 1999-08-03 |
| 5751029 | Field-effect semiconductor device having heterojunction | Shigeharu Matsushita, Daijirou Inoue, Minoru Sawada, Yasoo Harada | 1998-05-12 |
| 5225895 | Velocity-modulation transistor with quantum well wire layer | Minoru Sawada, Daijiro Inoue | 1993-07-06 |