Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5784118 | Video signal phase synchronizing method, circuit and synthesizing apparatus | Etsuro Yamauchi, Yasuhide Mogi | 1998-07-21 |
| 5557328 | Video camera having an improved zoom system | Keiko Ishihama, Toshitaka Senuma, Toru Shiono | 1996-09-17 |
| 5471481 | Testing method for electronic apparatus | Koji Okumoto, Katsumi Matsuno, Toru Shiono, Toshitaka Senuma, Shinji Takada | 1995-11-28 |
| 5390191 | Apparatus and method for testing the interconnection between integrated circuits | Toru Shiono, Toshitaka Senuma, Katsumi Matsuno | 1995-02-14 |
| 5291276 | Apparatus for processing a video signal to generate video signal adjustment data that is self-contained with the video equipment | Hiroaki Matsumoto | 1994-03-01 |
| 5291277 | Digital image signal processing circuits | Toshitaka Senuma, Toru Shiono | 1994-03-01 |
| 5185707 | Focusing apparatus and digital filters for use therewith | Akihiro Kikuchi | 1993-02-09 |
| 5142375 | Video camera integral with magnetic recording and reproducing device, and with color video signal processing apparatus | Takayuki Sasaki | 1992-08-25 |
| 5087967 | Color image pickup device having a level correcting circuit for correcting level variations in color image signals | Hiroaki Matsumoto | 1992-02-11 |
| 5070408 | Focusing apparatus and digital filters for use therewith | Akihiro Kikuchi | 1991-12-03 |
| 5049983 | Digital camera apparatus having an analog emphasis circuitry | Hiroaki Matsumoto, Tetsuya Senda | 1991-09-17 |
| 4926261 | Video noise reduction circuit | Hiroaki Matsumoto, Tetsuya Senda | 1990-05-15 |
| 4891689 | Color signal matrix circuits | Tetsuya Senda, Hiroaki Matsumoto | 1990-01-02 |
| 4851930 | Magnetic recording and reproducing apparatus compensating for the deviation of H alignment during a variable speed reproduction | Takamitsu Aoki | 1989-07-25 |
| 4807049 | C-type comb filter with negative feedback | — | 1989-02-21 |
| 4750033 | Comb filter, chrominance and luminance signal separating circuit for modifying the level-frequency characteristic of the luminance signal | Isao Masuda, Takashi Honda | 1988-06-07 |
| 4731674 | Color video signal processing apparatus for crosstalk elimination | Noriyuki Yamashita, Toshitaka Senuma, Isao Masuda | 1988-03-15 |
| 4725900 | Apparatus employing adjustable modulation index for reducing cross talk between recorded audio and video signals | Masato Sekine | 1988-02-16 |
| 4709275 | Apparatus for magnetically recording and/or reproducing two-channel audio signals together with a color video signal in successive oblique tracks on a magnetic tape | — | 1987-11-24 |
| 4689580 | Active filter circuit | Shigeki Ishizuka, Noriyuki Yamashita | 1987-08-25 |