Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7664539 | Foldable portable terminal | Kenichi Noma, Nobuaki Kobayashi, Masuo Tanaka, Shinichi Yamamoto, Motoaki Mushika +1 more | 2010-02-16 |
| 5432552 | Automatic focusing apparatus including improved digital high-pass filter | Masao Takuma | 1995-07-11 |
| 5428391 | Video signal processing circuit for a video camera having a recursive-type noise reducer | Haruhiko Murata, Yukio Mori, Akihiro Maenaka, Masao Takuma, Toru Asaeda +4 more | 1995-06-27 |
| 5369436 | Automatic focusing apparatus for automatically matching focus in response to video signal based on extracted high frequency component of non-linear processed luminance signal | Masao Takuma, Tooru Asaeda, Tooru Yamamoto, Haruhiko Murata | 1994-11-29 |
| 5345264 | Video signal processing circuit for a video camera using a luminance signal | Haruhiko Murata, Yukio Mori, Akihiro Maenaka, Masao Takuma, Toru Asaeda +4 more | 1994-09-06 |
| 5337083 | Digital video camera suppressing low-saturation chrominance | Haruhiko Murata, Yukio Mori, Akihiro Maenaka, Masao Takuma, Tooru Yamamoto +1 more | 1994-08-09 |
| 5333055 | Video camera circuit for processing image signals from an image pickup device having a mosaic color filter | Haruhiko Murata, Yukio Mori, Akihiro Maenaka, Masao Takuma, Toru Yamamoto +1 more | 1994-07-26 |
| 5331411 | Integrated circuit for processing digital signals in video camera having electronic zooming function | Masao Takuma, Tooru Asaeda, Tooru Yamamoto, Haruhiko Murata, Hirotsugu Murashima +3 more | 1994-07-19 |
| 5325182 | Video signal processing circuit incorporated in a integrated circuit | Haruhiko Murata, Yukio Mori, Akihiro Maenaka, Masao Takuma, Tooru Yamamoto +1 more | 1994-06-28 |
| 5097346 | Video signal reproducing apparatus having a field memory for still picture reproduction | — | 1992-03-17 |
| 4833541 | Image sensing apparatus having function of automatically matching focus and exposure in response to video signal | Masao Takuma | 1989-05-23 |
| 4697176 | Video superimposition system with chroma keying | — | 1987-09-29 |