Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839639 | Paging receiver having battery saving circuit | Takashi Oyagi | 1989-06-13 |
| 4837854 | Paging receiver having a noise-immune verification circuit for disabling battery saving operation | Takashi Oyagi | 1989-06-06 |
| 4821021 | Selective calling radio display pager having a message recalling algorithm which simplifies operations | Motoki Ide | 1989-04-11 |
| 4812813 | Display radio pager having graphic alarm for selective indication of memory availability factors | Motoki Ide | 1989-03-14 |