Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707733 | Information signal recording disc comprising a connected region formed between parallel program recorded and single program recorded regions, and reproducing apparatus therefor | Tatsuya Shinyagaito, Terumasa Kuramoto, Toyotaka Machida, Shunichi Shichijo, Tooru Yamagishi +3 more | 1987-11-17 |
| 4695904 | Information signal recording disc recorded with an end signal for selectively preventing unwanted access to predetermined recorded information and disc reproducing apparatus therefor | Tatsuya Shinyagaito, Terumasa Kuramoto, Toyotaka Machida, Shunichi Shichijo, Tooru Yamagishi +3 more | 1987-09-22 |