Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637870 | Ink jet head, method of manufacturing ink jet head, and printer | Shuji Koike, Tomohisa Shingai | 2003-10-28 |
| 6623110 | Ink jet recording head and production methods therefor and printer apparatus therewith | Shuji Koike, Tomohisa Shingai | 2003-09-23 |
| 6523942 | Inkjet head having plural ink supply channels between ink chambers and each pressure chamber | Shuji Koike, Tomohisa Mikami | 2003-02-25 |