Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10044354 | I/O cell | — | 2018-08-07 |
| 7688047 | Power circuit and method of rising output voltage of power circuit | Minoru Sugiyama, Tomonari Kato | 2010-03-30 |
| 7501802 | DC-DC converting method and apparatus | Masahiro Matsuo | 2009-03-10 |
| 7202644 | DC—DC converting method and apparatus | Masahiro Matsuo | 2007-04-10 |
| 6917190 | Power supply apparatus varying an output constant voltage in response to a control signal from a load circuit | Masahiro Matsuo, Ritsuko Nomura | 2005-07-12 |