Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8342631 | Inkjet print apparatus and inkjet print method | Masaki Oikawa, Keiji Tomizawa | 2013-01-01 |
| 8342645 | Printing apparatus and control method therefor | Keiji Tomizawa, Masaki Oikawa | 2013-01-01 |
| 8287091 | Inkjet printing apparatus and inkjet printing method | Masaki Oikawa, Keiji Tomizawa | 2012-10-16 |
| 7841686 | Cartridge, recording apparatus, and method for determining amount of recording liquid remainder | — | 2010-11-30 |
| 7530672 | Printhead substrate, printhead, temperature control method of printhead, and printing apparatus | — | 2009-05-12 |
| 7101006 | Printhead substrate, printhead, temperature control method of printhead, and printing apparatus | — | 2006-09-05 |
| 5870116 | Spiral staggered cleaning member for a full-width array ink jet apparatus | — | 1999-02-09 |
| 5867195 | Ink jet recording apparatus and recording head having an air chamber defining a closed space in communication with a liquid chamber | Mineo Kaneko | 1999-02-02 |
| 4952947 | Ink discharge recovery device having at least one suction-applying conduit located at a particular position in a capping member and an ink jet recording apparatus incorporating the device | — | 1990-08-28 |
| 4947194 | Liquid injection recording apparatus having temperature detecting means in a liquid passage | — | 1990-08-07 |
| 4740800 | Liquid jet recording head | — | 1988-04-26 |