Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12409664 | Liquid supply system, liquid circulation method, and printing system | — | 2025-09-09 |
| 12319069 | Liquid supply device, control method of liquid supply device, and printing apparatus | — | 2025-06-03 |
| 10155405 | Inkjet print device and inkjet head ejection performance evaluation method | — | 2018-12-18 |
| 10046582 | Image recording apparatus and method of detecting defective recording element | Jun Yamanobe, Katsuto Sumi | 2018-08-14 |
| 9956768 | Liquid ejection device and short-circuit detection method | — | 2018-05-01 |
| 9956764 | Pattern formation device, liquid ejection device, and electrical fault detection method | — | 2018-05-01 |
| 9776425 | Inkjet print device and inkjet head ejection performance evaluation method | — | 2017-10-03 |
| 9751346 | Liquid ejection head, liquid ejection head production method and liquid ejection head production system | Yoshikazu Hishinuma, Yasutoshi HIRABAYASHI, Satoshi Shimobayashi | 2017-09-05 |
| 9701110 | Liquid ejection head production method and liquid ejection head production system | Yoshikazu Hishinuma, Yasutoshi HIRABAYASHI, Satoshi Shimobayashi | 2017-07-11 |
| 9688066 | Method of testing print head, printing method, device for testing print head, and printer | Jun Yamanobe, Katsuto Sumi | 2017-06-27 |
| 9573363 | Ink jet recording apparatus and abnormality detection method of ejector | Katsuto Sumi, Jun Yamanobe | 2017-02-21 |
| 9387711 | Image recording apparatus and method | — | 2016-07-12 |
| 9193155 | Image forming apparatus | — | 2015-11-24 |
| 8960849 | Method for analyzing positional deviation of head modules, recording medium, and method for adjusting inkjet head | — | 2015-02-24 |
| 8870338 | Method for adjusting head module, method for manufacturing inkjet head, and inkjet head | Hiroyuki Shibata | 2014-10-28 |
| 8820899 | Apparatus for fluid droplet ejection having a recirculation passage | Paul A. Hoisington, Mats G. Ottosson, Kanji Nagashima | 2014-09-02 |
| 8770713 | Nozzle surface cleaning apparatus and method, and inkjet recording apparatus | — | 2014-07-08 |
| 8622499 | Liquid ejection apparatus and ejection control method for same, and inkjet apparatus | Masakazu Okuda, Toshinori Ishiyama | 2014-01-07 |
| 8534807 | Fluid droplet ejection systems having recirculation passages | Paul A. Hoisington, Mats G. Ottosson, Kanji Nagashima | 2013-09-17 |
| 8317302 | Restriction of fluid ejector membrane | — | 2012-11-27 |
| 8212999 | Liquid droplet measurement apparatus and liquid droplet measurement method | Kenichi Kodama, Kanji Nagashima | 2012-07-03 |
| 8167401 | Liquid ejection apparatus and image forming apparatus | — | 2012-05-01 |
| 8087752 | Apparatus for printhead mounting | Nobuo Matsumoto | 2012-01-03 |
| 7976139 | Liquid ejection head and liquid ejection apparatus | Masakazu Okuda | 2011-07-12 |
| 7971981 | Liquid circulation apparatus, image forming apparatus and liquid circulation method | Kanji Nagashima, Tsutomu Kusakari | 2011-07-05 |