Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8251491 | Ink jet head and its manufacture method | Norio Ohkuma, Akihiko Shimomura, Etsuko Hino, Hikaru Ueda, Helmut Schmidt +3 more | 2012-08-28 |
| 7938902 | Cationically stabilized aqueous silica dispersion, method for its production and its use | Klaus Steingrover, Frank Tabellion | 2011-05-10 |
| 7758158 | Ink jet head and its manufacture method | Norio Ohkuma, Akihiko Shimomura, Etsuko Hino, Hikaru Ueda, Helmut Schmidt +3 more | 2010-07-20 |