Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9157389 | Apparatus of estimating fuel state | Naoyuki Yamada | 2015-10-13 |
| 9127613 | Fuel pressure waveform acquisition device | Naoyuki Yamada | 2015-09-08 |
| 9057446 | Pressure control apparatus | Katsuhiro ICHIHASHI, Fumiaki Arikawa, Hiroyasu Kanamori | 2015-06-16 |
| 8640670 | Fuel-pressure waveform detector | Naoyuki Yamada | 2014-02-04 |
| 7251931 | Accumulating amount estimating device detecting differential pressure of filter | Niro Takaki, Takeshi Hashizume, Tsukasa Kuboshima | 2007-08-07 |