Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8913292 | Image reading apparatus and method, and image forming apparatus | Yoshifumi Takebe | 2014-12-16 |
| 8109587 | Capacitive load driving circuit and liquid droplet jetting apparatus | — | 2012-02-07 |
| 7997671 | Capacitive load driving circuit and method, liquid droplet ejection device, and piezoelectric speaker driving device | — | 2011-08-16 |
| 7997675 | Piezoelectric head inspection device and droplet jetting device | — | 2011-08-16 |
| 7850265 | Capacitive load driving circuit and method, liquid droplet ejection device, and piezoelectric speaker driving device | — | 2010-12-14 |
| 7798591 | Capacitive load driving circuit and droplet ejection apparatus | — | 2010-09-21 |
| 7798596 | Inkjet recording apparatus | — | 2010-09-21 |
| 7600845 | Piezoelectric head inspection device and droplet jetting device | — | 2009-10-13 |
| 7571989 | Droplet ejection head driving circuit and method, and droplet ejection device | — | 2009-08-11 |
| 7452049 | Inkjet recording apparatus | — | 2008-11-18 |
| 7244007 | Capacitive load driving circuit, droplet ejection device, droplet ejection unit and inkjet head driving circuit | — | 2007-07-17 |
| 6929340 | Drive circuit of ink jet head and driving method of ink jet head | — | 2005-08-16 |
| 6582043 | Driving device and driving method for ink jet printing head | — | 2003-06-24 |
| 6454377 | Driving circuit for ink jet printing head | — | 2002-09-24 |
| 5433541 | Control device for controlling movement of a printing head carriage and control method for controlling the same | Tomoharu Hieda | 1995-07-18 |