Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10156463 | Fluid flow rate measuring device and water meter | Hideo Kondo | 2018-12-18 |
| 8881606 | Fluid flow rate measuring device and water meter | Hideo Kondo | 2014-11-11 |
| 8134522 | LED driving circuit | — | 2012-03-13 |
| 7911185 | Battery voltage detection circuit | — | 2011-03-22 |
| 7812568 | Voltage detecting circuit | — | 2010-10-12 |
| 7663375 | Battery voltage detecting circuit | — | 2010-02-16 |
| 7551101 | Light emitting device drive controller, and a light emitting device driving apparatus | — | 2009-06-23 |
| 7279941 | Voltage-frequency conversion apparatus and method of changing reference voltage thereof | Tadao Senriuchi | 2007-10-09 |
| 7262640 | Voltage-frequency conversion apparatus | Tadao Senriuchi | 2007-08-28 |