Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4785262 | Pulse generator producing pulses having a width free from a power voltage and a threshold voltage of an inverter used therein | Kazuo Ryu | 1988-11-15 |
| 4535257 | Comparator circuit | — | 1985-08-13 |
| 4503421 | Digital to analog converter | Kenji Shiraki, Kazuo Ryu | 1985-03-05 |
| 4490634 | Semiconductor circuit | — | 1984-12-25 |
| 4393370 | Digital to analog converter using matrix of current sources | — | 1983-07-12 |
| 4270081 | Constant-current circuit | — | 1981-05-26 |
| 4268820 | Integrating type analog-to-digital converter | — | 1981-05-19 |
| 4251743 | Current source circuit | — | 1981-02-17 |