Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914736 | Liquid jet recording head having multiple liquid chambers on a single substrate | — | 1990-04-03 |
| 4905017 | Laminated liquid-jetting head capable of recording in a plurality of colors, a method of producing the head and an apparatus having the head | Hiroshi Sugitani, Masami Ikeda | 1990-02-27 |
| 4777494 | Process for manufacturing an electrothermal transducer for a liquid jet recording head by anodic oxidation of exposed portions of the transducer | Makoto Shibata, Masami Ikeda, Hirokazu Komuro, Hiroto Takahashi | 1988-10-11 |
| 4752787 | Liquid jet recording head | Haruyuki Matsumoto, Hiroshi Sugitani, Masakazu Ozawa, Masami Ikeda, Akira Miyagawa | 1988-06-21 |
| 4725859 | Liquid jet recording head | Makoto Shibata, Masami Ikeda, Hiroto Takahashi | 1988-02-16 |
| 4720716 | Liquid jet recording head | Masami Ikeda, Makoto Shibata, Hiroto Takahashi, Hirokazu Komuro, Hisanori Tsuda | 1988-01-19 |
| 4701766 | Method of making an ink jet head involving in-situ formation of an orifice plate | Hiroshi Sugitani, Masakazu Ozawa, Masami Ikeda, Haruyuki Matsumoto | 1987-10-20 |
| 4694306 | Liquid jet recording head with a protective layer formed by converting the surface of a transducer into an insulating material | Masami Ikeda, Hiroto Takahashi, Tatsumi Shohji | 1987-09-15 |
| 4686544 | Liquid jet recording head | Masami Ikeda, Makoto Shibata, Hiroto Takahashi | 1987-08-11 |
| 4646105 | Liquid jet recording method | Tokio Matsumoto, Seiichi Aoki, Masami Ikeda, Haruyuki Matsumoto, Asao Saito | 1987-02-24 |
| 4633274 | Liquid ejection recording apparatus | — | 1986-12-30 |
| 4631555 | Liquid jet type recording head | Masami Ikeda, Makoto Shibata, Hiroto Takahashi | 1986-12-23 |
| 4611219 | Liquid-jetting head | Hiroshi Sugitani, Masami Ikeda | 1986-09-09 |
| 4602261 | Ink jet electrode configuration | Makoto Shibata, Masami Ikeda, Hiroto Takahashi | 1986-07-22 |
| 4596994 | Liquid jet recording head | Masami Ikeda, Makoto Shibata, Hiroto Takahashi | 1986-06-24 |
| 4567493 | Liquid jet recording head | Masami Ikeda, Makoto Shibata, Hiroto Takahashi | 1986-01-28 |
| 4558333 | Liquid jet recording head | Hiroshi Sugitani, Masami Ikeda | 1985-12-10 |
| 4536250 | Method of making liquid jet recording head | Masami Ikeda, Makoto Shibata, Hiroto Takahashi | 1985-08-20 |
| 4450455 | Ink jet head | Hiroshi Sugitani, Masakazu Ozawa, Masami Ikeda, Haruyuki Matsumoto | 1984-05-22 |
| 4437100 | Ink-jet head and method for production thereof | Hiroshi Sugitani, Masami Ikeda | 1984-03-13 |
| 4394670 | Ink jet head and method for fabrication thereof | Hiroshi Sugitani, Koichi Kimura, Masami Ikeda | 1983-07-19 |