Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9097749 | Differential transformer type magnetic sensor and image forming apparatus | — | 2015-08-04 |
| 8918149 | Mobile telephone | Hiroshi Hosoi, Yoji Hosoi, Masahide Tanaka | 2014-12-23 |
| 8886263 | Incoming/outgoing-talk unit and incoming-talk unit | Hiroshi Hosoi, Yoji Hosoi, Masahide Tanaka | 2014-11-11 |
| 8521239 | Mobile telephone | Hiroshi Hosoi, Yoji Hosoi, Masahide Tanaka | 2013-08-27 |
| 7460676 | Headphone driving circuit | — | 2008-12-02 |
| 7171011 | Acoustic drive circuit | — | 2007-01-30 |
| 7106139 | Amplification circuit and oscillation circuit including inverter circuits having a same threshold voltage | Shinsuke Onishi | 2006-09-12 |
| 6732335 | Semiconductor IC with an inside capacitor for a power supply circuit and a method of automatically designing the same | Yasutaka Takabayashi | 2004-05-04 |