Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565463 | Aqueous ink cartridge with two part vent plug | Hiroshi Takahashi, Kazuma Noguchi, Takeshi Toyama, Takashi Ishikawa, Isao Ebisawa | 1986-01-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4565463 | Aqueous ink cartridge with two part vent plug | Hiroshi Takahashi, Kazuma Noguchi, Takeshi Toyama, Takashi Ishikawa, Isao Ebisawa | 1986-01-21 |