Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6989872 | Image distortion correcting device and image distortion correcting method | Masanori Nakatsuji, Masanobu Tanaka, Hideyo Uwabata, Kazunori Yamate | 2006-01-24 |
| 6912015 | Video display apparatus with vertical scan velocity modulation and video display method thereof | Hideyo Uwabata, Katsumi Terai, Minoru Miyata, Toshiaki Kitahara, Kazuto Tanaka | 2005-06-28 |
| 6795588 | Noise detector, noise detection method, signal processor and signal processing method | Yutaka Nio, Katsumi Terai, Kazuto Tanaka | 2004-09-21 |
| 6738528 | Block noise detector and block noise eliminator | Yutaka Nio, Satoshi Okamoto, Katsumi Terai, Kazuhito Tanaka | 2004-05-18 |
| 6529176 | Image display and horizontal speed modulator | Hiroki Monta, Hideyo Uwabata, Yutaka Nio, Kazuto Tanaka, Yutaka Nishikawa | 2003-03-04 |
| 6429899 | Video display apparatus with scan conversion and reversion and a video display method using scan conversion and reversion | Yutaka Nio, Katsumi Terai, Kazuto Tanaka, Satoshi Okamoto, Masaaki Fujita +1 more | 2002-08-06 |
| 6424383 | Apparatus for correcting vertical contours | Katsumi Terai, Yutaka Nio, Kazuhito Tanaka | 2002-07-23 |
| 5831684 | Subpicture image signal vertical compression circuit | Tomoko Morita, Masahiro Tani | 1998-11-03 |
| 5760837 | Video signal compression apparatus for horizontal compression of a video signal | Yosuke Izawa, Masahiro Tani, Yutaka Nio, Toshichika Sato | 1998-06-02 |
| 5760840 | Apparatus for distinguishing between a plurality of video signal types, apparatus for automatic aspect ratio determination and television receiver | Masahiro Tani, Atsuhisa Kageyama | 1998-06-02 |
| 5715010 | Video signal compression apparatus for horizontal compression of a video signal | Yosuke Izawa, Masahiro Tani, Yutaka Nio, Toshichika Sato | 1998-02-03 |
| 5686970 | Average luminance level detection apparatus and aspect ratio auto-discrimination apparatus for a television signal using the same | Masahiro Tani | 1997-11-11 |
| 5666165 | Video signal compression apparatus for horizontal compression of a video signal | Yosuke Izawa, Masahiro Tani, Yutaka Nio, Toshiohika Sato | 1997-09-09 |
| 5629962 | Phase locked loop circuit | Masaaki Fujita | 1997-05-13 |
| 5500682 | Memory equipment for writing/reading a defective video signal in a FIFO memory device consectively | Kouichirou Fue, Yosuke Izawa | 1996-03-19 |
| 5459525 | Video signal converting device and noise eliminator used therein | Yosuke Izawa | 1995-10-17 |
| 5394194 | Gain control circuit and gradation correcting apparatus | Yosuke Izawa | 1995-02-28 |
| 5388168 | Picture quality improving circuit using a cumulative histogram | Hirohiko Sakashita | 1995-02-07 |
| 5363384 | Audio signal demodulation circuit | Toshihiro Miyoshi, Hisashi Arita, Kenji Ishikawa, Yuichi Ninomiya, Yoshimichi Ohtsuka +2 more | 1994-11-08 |
| 5359369 | Gradation correcting apparatus for correcting gradation of video signals | Yosuke Izawa | 1994-10-25 |
| 5315389 | Intensity correction device for providing a correction signal for automatically correcting an intensity of a video signal | Yosuke Izawa | 1994-05-24 |
| 5296941 | Gradation compensation apparatus of video image | Yosuke Izawa | 1994-03-22 |
| 5280345 | Jitter correction circuit for reducing jitter components of a luminance signal in video information compression | Yasuaki Uehara | 1994-01-18 |
| 5270815 | Image compression processing apparatus having means for removing jitter contained at boundary between image and mask portions | Hirohiko Sakashita | 1993-12-14 |
| 5247361 | Outline enchancing device | Yosuke Izawa | 1993-09-21 |