Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891239 | Flow meter and flow volume controlling device | Shigeru Aoshima, Takeshi Watanabe | 2011-02-22 |
| 7886593 | Flow meter and flow controlling device | Shigeru Aoshima, Takeshi Watanabe | 2011-02-15 |