Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6810345 | Gas flow meter | Takafumi Matsumura, Noboru Sugiura, Masahiro Matsumoto, Keiji Hanzawa | 2004-10-26 |
| 6769298 | Gas flow rate measuring device having an integrated chip temperature sensor and adjustment processing circuit on common chip | Takafumi Matsumura, Masahiro Matsumoto, Keiji Hanzawa | 2004-08-03 |