Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766829 | Valve assembly for gas cylinder | Masaru Takeda, Shinji Maekawa | 2004-07-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766829 | Valve assembly for gas cylinder | Masaru Takeda, Shinji Maekawa | 2004-07-27 |