Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6480057 | Charge pump circuit allowing efficient electric charge transfer | — | 2002-11-12 |
| 6429724 | Semiconductor device capable of generating a plurality of voltages | Masaaki Mihara | 2002-08-06 |
| 6414862 | Boosting circuit having a detecting portion for detecting the value of a power supply voltage | — | 2002-07-02 |
| 6349060 | Non-volatile semiconductor memory device having a stable read margin | — | 2002-02-19 |