Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7239070 | Liquid-jet head and liquid-jet apparatus | Yoshinao Miyata, Tomoaki Takahashi | 2007-07-03 |
| 7135121 | Ink-jet recording head, manufacturing method of the same and ink-jet recording apparatus | Akira Matsuzawa, Tetsushi Takahashi | 2006-11-14 |
| 7101026 | Ink jet recording head and ink jet recorder having a compression film with a compressive stress and removal part incorporated therein | Shinri Sakai | 2006-09-05 |
| 7070700 | Method of laser processing and head for ejecting droplet | Daisuke Sawaki, Kazushige Umetsu | 2006-07-04 |
| 7018023 | Liquid-jet head, method of manufacturing the same, and liquid-jet apparatus | — | 2006-03-28 |
| 7003857 | Method of producing an ink-jet printing head | Tetsushi Takahashi, Tsutomu Nishiwaki, Tsutomu Hashizume | 2006-02-28 |
| 6923528 | Liquid-jet head and liquid-jet apparatus | — | 2005-08-02 |
| 6869170 | Ink-jet recording head having a vibration plate prevented from being damaged and ink-jet recording apparatus for using the same | Yoshinao Miyata, Hiroyuki Kamei, Tetsushi Takahashi | 2005-03-22 |
| 6836940 | Process for producing a laminated ink-jet recording head | Minoru Usui, Masami Murai, Kouji Sumi, Tsutomu Nishiwaki | 2005-01-04 |
| 6764167 | Ink-jet recording head inkjet recording apparatus | Yoshinao Miyata, Hiroyuki Kamei, Tetsushi Takahashi | 2004-07-20 |
| 6712456 | Ink-jet recording head, manufacturing method of the same and ink-jet recording apparatus | Akira Matsuzawa, Tetsushi Takahashi | 2004-03-30 |
| 6639340 | Method for manufacturing piezoelectric element, and piezoelectric element, ink-jet recording head and printer | Hong Qiu, Koji Sumi, Souichi Moriya, Tsutomu Nishiwaki | 2003-10-28 |
| 6502928 | Ink jet recording head and ink jet recording apparatus comprising the same | Shinri Sakai, Yoshinao Miyata, Souichi Moriya | 2003-01-07 |
| 6502930 | Ink jet recording head, method for manufacturing the same, and ink jet recorder | Akira Matsuzawa, Yoshinao Miyata, Tsutomu Nishiwaki, Hiroyuki Kamei | 2003-01-07 |
| 6455106 | Method of forming oxide-ceramics film | Hong Qiu, Kouji Sumi, Tsutomu Nishiwaki, Kazumasa Hasegawa | 2002-09-24 |
| 6402304 | Piezoelectric actuator, ink jet printing head, printer, method for manufacturing piezoelectric actuator, and method for manufacturing ink jet printing head | Hong Qiu, Koji Sumi, Tsutomu Nishiwaki, Masanori Okuyama, Zhi Quiang Wei | 2002-06-11 |
| 6387225 | Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film element | Tetsushi Takahashi, Hiroyuki Kamei, Hong Qiu | 2002-05-14 |
| 6378996 | Ink-jet recording head and ink-jet recording apparatus | Akira Matsuzawa, Yoshinao Miyata, Tsutomu Nishiwaki | 2002-04-30 |
| 6345424 | Production method for forming liquid spray head | Kazumasa Hasegawa, Masayuki Sawada | 2002-02-12 |
| 6336717 | Ink jet recording head and ink jet recording apparatus | Shinri Sakai, Souichi Moriya, Yoshinao Miyata, Yutaka Furuhata | 2002-01-08 |
| 6332254 | Process for producing a laminated ink-jet recording head | Minoru Usui, Masami Murai, Kouji Sumi, Tsutomu Nishiwaki | 2001-12-25 |
| 6294860 | Thin piezoelectric film element, process for the preparation thereof and ink jet recording head using thin piezoelectric film element | Tetsushi Takahashi, Hiroyuki Kamei, Hong Qiu | 2001-09-25 |
| 6284434 | Piezoelectric thin film element fabrication method | Hiroyuki Kamei, Tsutomu Nishiwaki, Makoto Matsuzaki, Akira Matsuzawa | 2001-09-04 |
| 6158847 | Laminated ink-jet recording head, a process for production thereof and a printer equipped with the recording head | Minoru Usui, Masami Murai, Kouji Sumi, Tsutomu Nishiwaki | 2000-12-12 |
| 6149968 | Thin film piezoelectric device and ink jet recording head comprising the same | — | 2000-11-21 |