Issued Patents All Time
Showing 51–67 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703658 | Video decoder/converter with a programmable logic device which is programmed based on the encoding format | Yasutaka Tsuru, Takumi Okamura, Shoji Kimura, Yuji Yamamoto, Toshinori Murata +2 more | 1997-12-30 |
| 5534934 | Television receiver capable of enlarging and compressing image | Shigeru Hirahata, Toshinori Murata, Haruki Takata, Shinobu Torikoshi, Takanori Eda +1 more | 1996-07-09 |
| 5353065 | Apparatus for receiving wide/standard picture plane television signal | Shigeru Hirahata, Masato Sugiyama, Isao Nakagawa | 1994-10-04 |
| 5343238 | Wide-screen television receiver with aspect ratio conversion function and method of displaying a range to be magnified and displayed | Haruki Takata, Shigeru Hirahata, Mituo Konno, Kouichi Ishibashi, Sunao Suzuki | 1994-08-30 |
| 5276515 | Compatible wide aspect ratio receiver with spatial filtering for variable zoom | Shigeru Hirahata, Haruki Takata, Mituo Konno, Kouichi Ishibashi, Kazuhiro Kaizaki +2 more | 1994-01-04 |
| 5243421 | Signal processor for a wide televison receiver | Tatsuo Nagata, Shigeru Hirahata, Shinobu Torikoshi, Mitsuo Konno | 1993-09-07 |
| 5218436 | Processing circuit for a plurality of different TV signals | Masato Sugiyama, Shigeru Hirahata, Tohru Suzaki, Isao Nakagawa | 1993-06-08 |
| 5181110 | Video signal processing circuit capable of enlarging and displaying a picture | Shigeru Hirahata, Masato Sugiyama, Takaaki Matono, Kazuo Ishikura, Sunao Suzuki +1 more | 1993-01-19 |
| 5029006 | Video signal processing circuit capable of enlarging and displaying a picture | Shigeru Hirahata, Masato Sugiyama, Takaaki Matono, Kazuo Ishikura, Sunao Suzuki +1 more | 1991-07-02 |
| 4853765 | Sequential scanning converter with frame comb filter and freeze frame feature | Masato Sugiyama, Takaaki Matono, Shigeru Hirahata, Isao Nakagawa, Kazuo Ishikura +1 more | 1989-08-01 |
| 4811092 | Movement detector for composite color television signals | Masahiko Achiha, Kazuo Ishikura, Shobu Saito, Masato Sugiyama | 1989-03-07 |
| 4794454 | Movement detection circuit of a video signal used in a television receiver | Masato Sugiyama, Shigeru Hirahata, Isao Nakagawa, Sunao Suzuki, Masahiko Achiha +1 more | 1988-12-27 |
| 4775888 | Motion detector for chrominance signal in TV receiver | Isao Nakagawa, Masahiko Achiha, Masato Sugiyama, Toshinori Murata, Shigeru Hirahata +1 more | 1988-10-04 |
| 4754322 | YC-signal separation circuit responsive to magnitude of vertical correlation | Akihide Okuda, Isao Nakagawa, Masato Sugiyama | 1988-06-28 |
| 4736252 | Motion detector for chrominance signal in TV receiver | Isao Nakagawa, Masahiko Achiha, Masato Sugiyama, Toshinori Murata, Shigeru Hirahata +1 more | 1988-04-05 |
| 4733300 | Contour signal correction circuit for television receiver | Masato Sugiyama, Isao Nakagawa, Shigeru Hirahata, Sunao Suzuki | 1988-03-22 |
| 4733297 | Video signal processing circuit of motion adaptive type | Masato Sugiyama, Akihide Okuda, Shigeru Hirahata, Isao Nakagawa, Sunao Suzuki | 1988-03-22 |