Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5157385 | Jagged-edge killer circuit for three-dimensional display | Hayato Nakao, Masahiro Araoka | 1992-10-20 |
| 4692816 | Digital data transmitting system for transmitting digital data a number of times depending on an information content of the digital data | Hiroyuki Sugiyama, Nobuaki Takahashi, Kazunori Nishikawa, Makoto Komura | 1987-09-08 |
| 4660099 | Rotary recording medium having track turns recorded with digital signal and track turns recorded with analog signal | Hiroyuki Sugiyama, Nobuaki Takahashi, Kazunori Nishikawa, Shoji Ueno, Makoto Komura +1 more | 1987-04-21 |
| 4660100 | Rotary recording medium reproducing apparatus for reproducing pre-recorded signals from a rotary recording medium having track turns recorded with digital signal and track turns recorded with analog signal | Hiroyuki Sugiyama, Nobuaki Takahashi, Kazunori Nishikawa, Makoto Komura | 1987-04-21 |
| 4633329 | Information signal recording medium and reproducing apparatus therefor | Hiroyuki Sugiyama, Nobuaki Takahashi, Hideo Sato, Mitsuo Kubo, Koji Tanaka +2 more | 1986-12-30 |
| 4614979 | Digital video signal reproducing apparatus | Hiroyuki Sugiyama, Yoshiaki Amano, Ryozo Abe, Nobuaki Takahashi, Hideo Sato +1 more | 1986-09-30 |
| 4613908 | Digital video signal reproducing apparatus | Nobuaki Takahashi, Seiichi Takashima, Koji Tanaka, Fujio Suzuki, Mitsuo Kubo +3 more | 1986-09-23 |
| 4587558 | Address signal generating circuit for a memory circuit | Hiroyuki Sugiyama, Nobuaki Takahashi, Hideo Sato, Yoshiaki Amano, Koji Tanaka | 1986-05-06 |
| 4554597 | Memory utilization control system for compressed digital picture data transmission system | Hiroyuki Sugiyama, Hideo Sato, Tsuneo Furuki, Mitsuo Kubo, Koji Tanaka | 1985-11-19 |
| 4520401 | Digital video signal recording system and reproducing apparatus | Nobuaki Takahashi, Seiichi Takashima, Fujio Suzuki, Koji Tanaka, Mitsuo Kubo +3 more | 1985-05-28 |
| 4513327 | Digital signal recording system and reproducing apparatus | Nobuaki Takahashi, Seiichi Takashima, Fujio Suzuki, Koji Tanaka | 1985-04-23 |
| 4499506 | Video signal recording and/or reproducing system | Nobuaki Takahashi | 1985-02-12 |
| 4488182 | System for recording and reproducing time-division multiplexed digital audio and video signals | Nobuaki Takahashi, Seiichi Takashima, Fujio Suzuki, Kohji Tanaka | 1984-12-11 |
| 4471381 | System for converting number of scanning lines | Masao Kasuga, Nobuaki Takahashi | 1984-09-11 |