Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6271675 | Terminal contact-type IC card having terminal contact fault detector, IC card system using the IC card, and IC for the IC card | — | 2001-08-07 |
| 6035357 | IC card compatible with different supply voltages, IC card system comprising the same, and IC for the IC card | — | 2000-03-07 |
| 6009453 | Multi-program execution controlling apparatus and method | — | 1999-12-28 |
| 5826007 | Memory data protection circuit | Kimio Mori | 1998-10-20 |
| 5757698 | Nonvolatile semiconductor for reading data at a read request even during the writing of data | — | 1998-05-26 |
| 5523773 | Display driving/controlling integrated circuit and display system | Takashi Arakawa | 1996-06-04 |