Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712586 | Gas suction pump device, gas feed adapter and gas alarm unit | Junichi Koyano, Shuji Tajima, Yasunori Takei | 2004-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712586 | Gas suction pump device, gas feed adapter and gas alarm unit | Junichi Koyano, Shuji Tajima, Yasunori Takei | 2004-03-30 |