Issued Patents 1994
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371793 | Data storage device and method of accessing the data storage device | — | 1994-12-06 |
| 5371349 | Airtight connection for portable data storage device | — | 1994-12-06 |
| 5339344 | Counter device and method of operating the same | Minobu Yazawa | 1994-08-16 |
| 5331516 | Portable semiconductor apparatus | Takayuki Shinohara | 1994-07-19 |
| 5319765 | Semiconductor memory unit utilizing a security code generator for selectively inhibiting memory access | — | 1994-06-07 |
| 5313416 | Semiconductor memory control device and method of mounting same in high density | — | 1994-05-17 |
| 5309396 | Input buffer circuit, input/output buffer circuit and portable semiconductor memory device with back-up power | — | 1994-05-03 |
| 5289516 | Counter device and method of operating the same | Minobu Yazawa | 1994-02-22 |
| 5287364 | Portable semiconductor data storage device | — | 1994-02-15 |