Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4912462 | Letter input device for electronic word retrieval device | Isamu Washizuka | 1990-03-27 |
| 4809192 | Audio output device with speech synthesis technique | Isamu Washizuka, Kosuke Nishimura | 1989-02-28 |
| 4740913 | Ornamental display device for electronic dictionary | Isamu Washizuka | 1988-04-26 |
| 4701862 | Audio output device with speech synthesis technique | Isamu Washizuka, Kosuke Nishimura | 1987-10-20 |
| 4627023 | Word information retrieval system using video storage medium | Shintaro Hashimoto | 1986-12-02 |
| 4603396 | Graphic printer with automatic scale information setting device | Isamu Washizuka | 1986-07-29 |
| 4587635 | Information retrieval system equipped with video disk | Shintaro Hashimoto | 1986-05-06 |
| 4509112 | Small programmable computer | — | 1985-04-02 |
| 4468754 | Electronic translator for selecting cursor position to input new words | Atsushi Asada, Hisao Morinaga | 1984-08-28 |
| 4460973 | Electronic translator for marking words or sentences | Akira Tanimoto | 1984-07-17 |
| 4455615 | Intonation-varying audio output device in electronic translator | Akira Tanimoto | 1984-06-19 |
| 4408096 | Sound or voice responsive timepiece | Isamu Washizuka | 1983-10-04 |