Issued Patents 1997
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701146 | Ink head recovery method and apparatus | Yuji Akiyama, Shigeyasu Nagoshi, Atsushi Arai, Tetsuji Kurata, Hitoshi Sugimoto +1 more | 1997-12-23 |
| 5696542 | Ink jet recording method | Miyuki Matsubara, Shigeyasu Nagoshi, Noribumi Koitabashi, Hitoshi Sugimoto, Fumihiro Gotoh +1 more | 1997-12-09 |
| 5670997 | Recording means for enhancing removal of ink deposited on an ejection side surface thereof, ink jet recording apparatus having said recording means, and recovery method | Hitoshi Sugimoto, Shigeyasu Nagoshi, Noribumi Koitabashi, Miyuki Matsubara, Fumihiro Gotoh +1 more | 1997-09-23 |
| 5671000 | Ink jet cartridge with separately exchangeable ink tank and recording head | Shigeyasu Nagoshi, Noribumi Koitabashi, Hitoshi Sugimoto, Miyuki Fujita, Fumihiro Gotoh +1 more | 1997-09-23 |
| RE35581 | Charging device | Shunji Nakamura, Junji Araya, Noribumi Koitabashi | 1997-08-12 |
| 5633663 | Ink jet recording method and apparatus | Miyuki Matsubara, Shigeyasu Nagoshi, Noribumi Koitabashi, Hitoshi Sugimoto, Fumihiro Gotoh +1 more | 1997-05-27 |
| 5625391 | Ink jet recording method and apparatus | Shigeyasu Nagoshi, Hitoshi Sugimoto, Miyuki Matsubara, Kiichiro Takahashi | 1997-04-29 |
| 5604520 | Ink jet recording method using different mask patterns | Miyuki Matsubara, Shigeyasu Nagoshi, Atsushi Arai, Yuji Akiyama, Takayuki Murata +2 more | 1997-02-18 |
| 5594478 | Ink jet recording apparatus for divisionally driving a recording head with a plurality of ink jet orifices grouped into blocks | Miyuki Matsubara, Shigeyasu Nagoshi, Atsushi Arai, Yuji Akiyama, Takayuki Murata +2 more | 1997-01-14 |