Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8573950 | Tower internal-equipment bracket structure and wind turbine generator | Hiroaki Yokoyama, Yoshisuke Itoh, Tsuyoshi Haraguchi | 2013-11-05 |
| 8336687 | Vibration control apparatus, wind turbine generator and vibration control method | Keisuke Sasajima, Atsushi Kubo, Hideaki Harada | 2012-12-25 |
| 8322975 | Vibration control apparatus of wind turbine generator and wind turbine generator | Atsushi Kubo | 2012-12-04 |
| 7936095 | Communication system using directional control of electomagnetic wave power transmission | — | 2011-05-03 |
| 7209182 | False contour correcting apparatus and method | Atsuhisa Kageyama, Masahiro Takeshima | 2007-04-24 |
| RE38413 | Pure red color detection circuit and color compensation circuit using the same | Hiroko Sugimoto, Atsuhisa Kageyama, Masahiro Takeshima | 2004-02-03 |
| 6661469 | False contour correcting apparatus and method | Atsuhisa Kageyama, Masahiro Takeshima | 2003-12-09 |
| 6373533 | Image quality correction circuit for video signals | Masahiro Takeshima, Atsuhisa Kageyama, Hiroko Sugimoto | 2002-04-16 |
| 6295095 | Video signal character converting device and method of the same | Atsuhisa Kageyama | 2001-09-25 |
| 6252983 | Histogram generator | Masahiro Takeshima, Atsuhisa Kageyama, Hiroko Sugimoto | 2001-06-26 |
| 6215529 | Gamma compensation apparatus | Hiroko Sugimoto, Atsuhisa Kageyama, Masahiro Takeshima | 2001-04-10 |
| 6064447 | Pure red color detection circuit and color compensation circuit using the same | Hiroko Sugimoto, Atsuhisa Kageyama, Masahiro Takeshima | 2000-05-16 |
| 6038341 | Histogram operating unit for video signals | Masahiro Takeshima, Atsuhisa Kageyama, Hiroko Sugimoto | 2000-03-14 |
| 5748257 | Picture information detecting apparatus for a video signal | Atsuhisa Kageyama | 1998-05-05 |
| 5502508 | Gradation compensating apparatus for a video signal | Atsuhisa Kageyama | 1996-03-26 |
| 5211069 | Steering device | Shunichi Wada | 1993-05-18 |
| 4471811 | Linear solenoid-operated valve for use in power steering system | Mikio Suzuki, Yutaka Mori | 1984-09-18 |
| 4380472 | Method for producing pressure plates used in hydraulic pumps | Susumu Honaga, Kenji Takahashi | 1983-04-19 |
| 4347048 | Hydraulic pump for power steering | Susumu Honaga, Yoshiharu Inaguma | 1982-08-31 |
| 4274504 | Power steering device | Mikio Suzuki, Kenji Takahashi | 1981-06-23 |
| 4220072 | Power steering apparatus | Akio Numazawa, Ryutaro Abe, Mikio Suzuki, Yoshiharu Inaguma | 1980-09-02 |