Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7201034 | Gas concentration measurement instrument and gas concentration measurement method | Tatsu Kobayakawa, Hideki Toda | 2007-04-10 |
| 5329523 | Extension agent system of | Takeshi Uehara | 1994-07-12 |