Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11840090 | Liquid ejection head and liquid ejection apparatus | Shigeki Fukui, Hiroki Tajima, Masatoshi Ohira | 2023-12-12 |
| 9242471 | Method and apparatus for manufacturing liquid container | Akira Shiba, Ryota Yamada | 2016-01-26 |
| 9139012 | Ink filling apparatus and ink filling method | Ryota Yamada, Akira Shiba | 2015-09-22 |
| 8960875 | Insert method of negative-pressure generating member and insert device of negative-pressure generating member | Akira Shiba, Ryota Yamada | 2015-02-24 |
| 8286669 | Method of manufacturing liquid storage container | — | 2012-10-16 |
| 8205655 | Vibration welding apparatus | Hirofumi Ota, Shoko Ina | 2012-06-26 |
| 8142001 | Ink jet print head manufacturing method and ink jet print head | — | 2012-03-27 |