Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11569735 | Power supply system and power supply device | Yuusuke SHIMIZU, Kei FUKUHARA | 2023-01-31 |
| 10992131 | Power supply system and power supply apparatus | Kei FUKUHARA | 2021-04-27 |
| 6088244 | Switching power supply using a single isolating element to facilitate multiple functions | Masaki Shioya, Hideaki Matsumura, Takumi Oe | 2000-07-11 |
| 6023178 | Pulse width control IC circuit and switching power supply unit | Masaki Shioya, Hideaki Matsumura, Takumi Ooe, Masuo Hanawaka | 2000-02-08 |