Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7839357 | Image display apparatus for writing display information with reduced electric consumption | Isao Kawahara | 2010-11-23 |
| 7432881 | Image display apparatus for writing display information with reduced electric consumption | Isao Kawahaea | 2008-10-07 |
| 6924824 | Active matrix display device and method of driving the same | Katsumi Adachi, Makoto Yamakura, Yoshinori Kobayashi | 2005-08-02 |
| 6903732 | Image display device | Katsumi Adachi, Atsuhiro Yamano, Hiroshi Takahara, Hitoshi Tsuge | 2005-06-07 |
| 6791515 | Image display apparatus for writing display information with reduced electric consumption | Isao Kawahaea | 2004-09-14 |
| 6456302 | Image display apparatus and image evaluation apparatus | Isao Kawahara | 2002-09-24 |
| 6310588 | Image display apparatus and image evaluation apparatus | Isao Kawahara | 2001-10-30 |
| 5497199 | Apparatus for processing progressive scanning video signal comprising progressive to interlaced signal converter and interlaced to progressive signal converter | Ryoji Asada | 1996-03-05 |
| 5418653 | Magnetic reproducing apparatus and magnetic recording and reproducing apparatus with editing function | Sigekazu Togashi, Kunjo Suesada, Yoshinobu Oba, Tadashi Nakayama | 1995-05-23 |
| 5388007 | Apparatus for recording and reproducing signals which provides guard bands between sets of recording tracks to improve editing | — | 1995-02-07 |
| 5327295 | Magnetic reproducing apparatus and magnetic recording apparatus with editing function | Sigekazu Togashi, Kunio Suesada, Yoshinobu Oba, Tadashi Nakayama | 1994-07-05 |
| 5200812 | Sampling frequency down-converting apparatus | Kunio Suesada, Toshiaki Koya | 1993-04-06 |
| 4920425 | Video signal recording and reproducing apparatus | Takeshi Morimoto | 1990-04-24 |
| 4811121 | Magnetic recording and reproducing system using preceding and lagging groups of rotary heads to permit coincident timing for reproduced video and audio signals | Masahiko Matsui | 1989-03-07 |
| 4809084 | Apparatus for processing video signal | Takeshi Morimoto | 1989-02-28 |
| 4769704 | Synchronization signal generator | Kiyoshi Hirai, Takeshi Morimoto | 1988-09-06 |
| 4737861 | System for recording component signals and reproducing a composite video signal and component signals including adding color burst to the luminance component | — | 1988-04-12 |
| 4672470 | Video signal recording and reproducing apparatus | Takeshi Morimoto, Seigo Asada | 1987-06-09 |
| 4425585 | Video tape recorder immune to third-order distortion noise | Katsuhiko Yamamoto, Chojuro Yamamitsu, Kozo Kurashina | 1984-01-10 |
| 4400741 | Video tape recorder with inter-channel switching circuit for special modes of reproduction | Katsuhiko Yamamoto, Chojuro Yamamitsu, Kozo Kurashina | 1983-08-23 |
| 4399472 | Phase difference compensation between separately recorded luminance and chrominance signals | Katsuhiko Yamamoto, Chojuro Yamamitsu, Kozo Kurashina | 1983-08-16 |