Issued Patents All Time
Showing 51–75 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5946013 | Ink jet head having a protective layer with a controlled argon content | Suomi Kurihara, Yasumasa Yokoyama, Hiroto Matsuda, Hirokazu Komuro | 1999-08-31 |
| 5943080 | Ink-jet recording method | Hidemi Kubota, Hiroyuki Maeda | 1999-08-24 |
| 5930216 | Clock combining circuit | Shiro Suzuki, Daniel Wu | 1999-07-27 |
| 5866638 | Ink for two-part liquid system recording, and ink set, ink container, recording unit, recording process and recording apparatus using the same | Masako Shimomura, Hiromichi Noguchi, Hiroyuki Maeda, Hidemi Kubota | 1999-02-02 |
| 5854307 | Ink, and ink-jet recording method and instrument using the same | Hiroyuki Maeda | 1998-12-29 |
| 5841750 | Information playback apparatus | Shiro Suzuki, Daniel Wu | 1998-11-24 |
| 5825736 | Optical disk apparatus | Shinichi Tanaka, Hiroyuki Oshikiri | 1998-10-20 |
| 5808994 | Data reproduction apparatus | Shinichi Tanaka | 1998-09-15 |
| 5748593 | Data reproduction apparatus | Shinichi Tanaka | 1998-05-05 |
| 5717669 | Information recording and playback device and associated disk-type storage medium | Naoto Inaba | 1998-02-10 |
| 5713991 | Recording apparatus and ink employing biodegradable substance | — | 1998-02-03 |
| 5580468 | Method of fabricating head for recording apparatus | Takashi Fujikawa, Asao Saito, Makoto Shibata, Junichi Kohayashi, Hirokazu Komuro +2 more | 1996-12-03 |
| 5579038 | Recording apparatus and ink employing biodegradable substance | — | 1996-11-26 |
| 5484075 | Method of manufacturing ink jet recording head | Takashi Fujikawa | 1996-01-16 |
| 5479197 | Head for recording apparatus | Takashi Fujikawa, Asao Saito, Makoto Shibata, Junichi Kobayashi, Hirokazu Komuro +2 more | 1995-12-26 |
| 5477252 | Substrate for ink jet head, ink jet head provided with said substrate and ink jet apparatus having such ink jet head | Kenji Hasegawa, Atsushi Shiozaki, Koichi Touma | 1995-12-19 |
| 5447562 | Ink, ink-jet recording method making use of the ink, instrument provided with the ink and production method of the ink | Hiroyuki Maeda, Akihiro Tanaka, Tokuya Ohta | 1995-09-05 |
| 5304617 | Fluorine-containing copolymer and process for its production | Shun-ichi Kodama, Motoi Kamba, Kazunori Chiba | 1994-04-19 |
| 5234774 | Non-single crystalline materials containing Ir, Ta and Al | Kenji Hasegawa, Atsushi Shiozaki, Kouichi Touma | 1993-08-10 |
| 5148191 | Ink jet head having heat generating resistor made of non-single crystalline substance containing Ir, Ta and Al and ink jet apparatus having such ink jet head | Kenji Hasegawa, Atsushi Shiozaki, Kouichi Touma | 1992-09-15 |
| 5142308 | Ink jet head having heat generating resistor made of non-single crystalline substance containing Ir and Ta | Kenji Hasegawa, Atsushi Shiozaki, Kouichi Touma | 1992-08-25 |
| 5093819 | System having optical disk and disk drive unit | — | 1992-03-03 |
| 5076706 | Method of mixing of dispersing particles with an electrode assembly | Akira Shibuya, Michio Aoyama | 1991-12-31 |
| 5066963 | Ink jet head having heat-generating resistor comprised of a complex compound | Kenji Hasegawa | 1991-11-19 |
| 4988208 | Method of and apparatus for mixing or dispersing particles | Akira Shibuya, Michio Aoyama | 1991-01-29 |