Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8596779 | Transport apparatus and recording apparatus | Akio TODORIKI, Koichi Saito, Kenji Ozawa, Katsunori Ono | 2013-12-03 |
| 8220920 | Transport roller, transport device and printing apparatus | Koichi Saito, Kenji Ozawa | 2012-07-17 |
| 7905431 | Forging punch, method of manufacturing liquid ejection head using the same, and liquid ejection head manufactured by the method | Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Akiharu Kurebayashi | 2011-03-15 |
| 7814640 | Manufacturing method of die for manufacturing liquid ejecting head, and material block used in the same | Nagamitsu Takashima | 2010-10-19 |
| 7575305 | Liquid ejection head having improved ejection performance | Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Yasunori Koike | 2009-08-18 |
| 7363795 | Guided punching apparatus | Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Akiharu Kurebayashi | 2008-04-29 |
| 7254976 | Method of manufacturing liquid ejection head | Nagamitsu Takashima | 2007-08-14 |
| 7249484 | Method for manufacturing a liquid ejection head | Nagamitsu Takashima | 2007-07-31 |
| 7246888 | Liquid jetting head and method of manufacturing the same | Fujio Akahane | 2007-07-24 |
| 7219983 | Fine forging method, manufacturing method of liquid ejection head, and liquid ejection head | Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Yasunori Koike | 2007-05-22 |
| 7194886 | Method for forging plate and method for manufacturing a liquid ejection head | Fujio Akahane, Nagamitsu Takashima, Akiharu Kurebayashi, Kazushige Hakeda | 2007-03-27 |
| 7165433 | Method of manufacturing a chamber plate for a liquid ejection head | Fujio Akahane, Nagamitsu Takashima, Akiharu Kurebayashi, Kazushige Hakeda | 2007-01-23 |
| 7127929 | Forging work method | Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Akiharu Kurebayashi | 2006-10-31 |
| 7100415 | Method and apparatus for manufacturing a liquid ejection head | Nagamitsu Takashima | 2006-09-05 |
| 7052119 | Liquid ejection head, and method of manufacturing the same | Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Akiharu Kurebayashi | 2006-05-30 |
| 7040134 | Punch for forging a liquid ejection head | Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda, Akiharu Kurebayashi | 2006-05-09 |
| 7021749 | Liquid ejection head, and method of manufacturing the same | Fujio Akahane, Nagamitsu Takashima, Akiharu Kurebayashi, Kazushige Hakeda | 2006-04-04 |
| 6997027 | Forging punch | Fujio Akahane, Nagamitsu Takashima, Akiharu Kurebayashi, Kazushige Hakeda | 2006-02-14 |
| 6968723 | Method of punching small hole and method of manufacturing liquid ejection head using the same | Fujio Akahane, Nagamitsu Takashima, Kazushige Hakeda | 2005-11-29 |