Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6126279 | Ink jet printing head for improving resolution and decreasing crosstalk | Tetsushi Takahashi, Tsutomu Nishiwaki, Tsutomu Hashizume | 2000-10-03 |
| 6109736 | Ink jet recording head containing a sealed fluid for protecting a piezoelectric vibrator | Yoshinao Miyata, Kazuhiko Fujimori, Koji Sumi, Shiro Yazaki, Soichi Moriya +1 more | 2000-08-29 |
| 6103072 | Piezoelectric thin-film device, process for manufacturing the same, and ink-jet recording head using the same | Tsutomu Nishiwaki, Kouji Sumi, Masami Murai | 2000-08-15 |
| 6097133 | 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 | 2000-08-01 |
| 6019458 | Ink-jet printing head for improving resolution and decreasing crosstalk | Tetsushi Takahashi, Tsutomu Nishiwaki, Tsutomu Hashizume | 2000-02-01 |
| 6013970 | Piezoelectric thin-film device process for manufacturing the same, and ink-jet recording head using the same | Tsutomu Nishiwaki, Kouji Sumi, Masami Murai | 2000-01-11 |
| 5933167 | Printer head for ink jet recording | Kazumasa Hasegawa | 1999-08-03 |
| 5825121 | Thin film piezoelectric device and ink jet recording head comprising the same | — | 1998-10-20 |
| 5814923 | Piezoelectric thin-film device, process for producing the same, and ink jet recording head using said device | — | 1998-09-29 |
| 5802686 | Process for the preparation of an ink jet printer head | Kazumasa Hasegawa | 1998-09-08 |
| 5719607 | Liquid jet head | Kazumasa Hasegawa | 1998-02-17 |
| 5530465 | Liquid spray head and its production method | Kazumasa Hasegawa, Masayuki Sawada | 1996-06-25 |
| 4803116 | Waterproof fabric having high moisture permeability and method of making same | Jiro Amano, Kouzou Takano, Shunroku Tohyama | 1989-02-07 |
| 4756947 | Grained artificial leather having good color fastness of ultrafine polyamide fibers | Toshio Nishikawa, Shiro Imai, Kenkichi Yagi, Yuriko Yoshida, Junnosuke Nagashima +1 more | 1988-07-12 |
| 4620852 | Grained artificial leather having good color fastness and dyeing method of ultrafine polyamide fibers | Toshio Nishikawa, Shiro Imai, Kenkichi Yagi, Yuriko Yoshida, Junnosuke Nagashima +1 more | 1986-11-04 |
| 4367070 | Process for treating fibrous structure | Kazuya Hayashi, Teruo Nakamura, Yoshihiro Fujii | 1983-01-04 |