Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847879 | Frequency sensing and control circuit | Kenzaburou Iijima, Yoshinori Hayashi, Makoto Suzuki | 1989-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847879 | Frequency sensing and control circuit | Kenzaburou Iijima, Yoshinori Hayashi, Makoto Suzuki | 1989-07-11 |