Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9211707 | Method for manufacturing inkjet recording head | Hirohisa Fujita, Shuji Koyama | 2015-12-15 |
| 9067460 | Dry etching method | Toshiyasu Sakai, Kazuya Abe | 2015-06-30 |
| 8999182 | Method for manufacturing liquid discharge head | Keiji Matsumoto | 2015-04-07 |
| 8808555 | Method of manufacturing substrate for liquid discharge head | Keiji Watanabe, Shuji Koyama, Keiji Matsumoto | 2014-08-19 |
| 8771531 | Method of producing substrate for liquid ejection head | Kenta Furusawa, Shuji Koyama, Taichi Yonemoto | 2014-07-08 |
| 8703509 | Method for manufacturing a substrate for liquid-ejecting heads and a liquid-ejecting head | Keiji Watanabe, Keiji Matsumoto | 2014-04-22 |
| 8492281 | Liquid composition, method of producing silicon substrate, and method of producing liquid discharge head substrate | Taichi Yonemoto, Shuji Koyama, Kenta Furusawa, Keisuke Kishimoto | 2013-07-23 |
| 8435805 | Method of manufacturing a substrate for liquid ejection head | Taichi Yonemoto, Keisuke Kishimoto | 2013-05-07 |
| 8377828 | Method of manufacturing a substrate for a liquid discharge head | Keiji Matsumoto, Shuji Koyama, Keiji Watanabe | 2013-02-19 |
| 8366950 | Liquid-ejection head and method for manufacturing liquid-ejection head substrate | Mitsuru Chida, Toshiyasu Sakai, Noriyasu Ozaki, Kazuya Abe, Kenji Ono | 2013-02-05 |
| 8329047 | Method for producing liquid discharge head | Tadanobu Nagami, Junichi Kobayashi, Takeshi Terada, Makoto Watanabe, Mitsunori Toshishige +8 more | 2012-12-11 |
| 8163187 | Process of producing liquid discharge head | Masaki Ohsumi, Toshiyasu Sakai, Noriyasu Ozaki, Mitsuru Chida, Kazuya Abe | 2012-04-24 |
| 8128204 | Liquid ejection head and method for manufacturing liquid ejection head | Noriyasu Ozaki, Junichi Kobayashi, Shuji Koyama, Tadanobu Nagami, Yoshinori Tagawa +8 more | 2012-03-06 |
| 7901045 | Ink jet recording head and method for manufacturing the same | Kazuya Abe, Kenji Ono, Toshiyasu Sakai, Noriyasu Ozaki, Mitsuru Chida | 2011-03-08 |
| 7891784 | Liquid ejection head and method for manufacturing liquid ejection head | Noriyasu Ozaki, Junichi Kobayashi, Shuji Koyama, Tadanobu Nagami, Yoshinori Tagawa +8 more | 2011-02-22 |