Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5084765 | Aspect ratio-improved television system compatible with conventional systems | Takaya Morita, Akihiro Takahashi, Hidekado Nishihara | 1992-01-28 |
| 4673975 | Television signal scrambling apparatus | Kazuo Kashigi | 1987-06-16 |
| 4649507 | Segmented transversal filter | Hiroshi Takahashi, Kazuhiko Nosaka, Takahiko Hattori | 1987-03-10 |
| 4630101 | Chromakey signal producing apparatus | Hiroshi Takahashi | 1986-12-16 |
| 4409618 | Digital video effects system employing a chroma-key tracking technique | Kazuo Kashigi | 1983-10-11 |
| 4249198 | Phase locking system for television signals | Yutaka Ito, Mineo Mizukami, Mikio Shimizu | 1981-02-03 |
| 4249212 | Television picture special effects system using digital memory techniques | Yutaka Ito, Yukihiko Isomura, Katsuhisa Kato, Hiroshi Takahashi | 1981-02-03 |
| 4242704 | Noise reduction system for color television signal | Yutaka Ito, Kazuo Yajima, Yoshiteru Iwanaga, Hiroshi Takahashi | 1980-12-30 |
| 4240112 | Digital video effect equipment | Atsumi Sugimoto, Shigeru Miyahara | 1980-12-16 |
| 4231063 | Frame synchronizer having a write-inhibit circuit | Yutaka Ito, Yuzo Inoue, Takao Shimizu, Atsumi Sugimoto, Takeo Emori | 1980-10-28 |
| 4218705 | Delay compensator for a television signal | Atsumi Sugimoto | 1980-08-19 |
| 4200890 | Digital video effects system employing a chroma-key tracking technique | Kazuo Kashigi | 1980-04-29 |
| 4196449 | Digital video effects system employing a chroma-key tracking technique | Tomoo Tama, Kazuo Kashigi | 1980-04-01 |
| 4181914 | System for reducing transmission problems in a parallel digital data transmission system | Atsumi Sugimoto, Mikio Shimizu, Toshitake Kouyama | 1980-01-01 |