Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840448 | Portable information processing apparatus | Shinichiro Fukushima, Yutaka Takami, Atsushi Yoshioka, Isao Nakagawa, Kiyoharu Kishimoto | 2005-01-11 |
| 6729716 | Liquid drop jet head and ink jet recording apparatus | Hirotoshi Eguchi, Kenichi Ogata, Kiyoshi Yamaguchi, Takayuki Hiyoshi, Mitsuru Shingyohuchi +1 more | 2004-05-04 |
| 6352333 | Method and apparatus for preventing nozzle clogging in ink jet printing apparatus | Takeo Murai, Mitsumi Fujii | 2002-03-05 |
| 6331052 | Ink jet printing apparatus | Taeko Murai, Mitsumi Fujii, Tomoaki Nakano, Hideyuki Makita, Yoshihisa Ohta +2 more | 2001-12-18 |
| 6241533 | Press-Contact electrical interconnectors and method for producing the same | — | 2001-06-05 |
| 6224394 | Tubular circuit connector | — | 2001-05-01 |
| 5818482 | Ink jet printing head | Yoshihisa Ohta, Taeko Murai, Hideyuki Makita, Tsutomu Sasaki, Tetsuro Hirota +3 more | 1998-10-06 |
| 5744916 | Discharge tube lighting apparatus | Kenji Kawabata, Ryuichi Ikeda, Motohiro Sugino, Takashi Okada, Yoshiteru Watanabe | 1998-04-28 |
| 5705920 | Power supply apparatus | Yoshiteru Watanabe, Motohiro Sugino, Ryuichi Ikeda, Kenji Kawabata, Takashi Okada | 1998-01-06 |
| 5228124 | Coordinate reader | Ichiki Kaga, Tatsuyoshi Ikuta, Hiroyuki Furuichi, Tetsuya Iwanaga | 1993-07-13 |
| 4782246 | Phase shift circuit for electrical signal | Tomomitsu Kuroyanagi, Yukinari Ueki, Masanori Kamiya | 1988-11-01 |
| 4748422 | Amplifier circuit suitable for use as an active filter circuit | Tomomitsu Kuroyanagi, Yukinari Ueki, Masanori Kamiya | 1988-05-31 |
| 4673955 | Ink receptacle for ink jet printer | Minoru Ameyama, Takuro Isayama, Hiroshi Yamazaki, Yasuo Katano, Kyuhachiro Iwasaki | 1987-06-16 |
| 4586058 | Ink jet printing apparatus | Hiroshi Yamazaki, Takuro Isayama, Minoru Ameyama, Yasuo Katano | 1986-04-29 |
| 4559544 | Multi-nozzle head for ink on-demand type ink jet printer | Takuro Isayama, Hiroshi Yamazaki, Yasuo Katano | 1985-12-17 |
| 4246560 | Self-converging deflection yoke | Toshiharu Shimizu, Takesuke Maruyama, Kei Yamashita, Atushi Takeyama | 1981-01-20 |