Issued Patents 2017
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9842645 | Nonvolatile memory device including nonvolatile memory and resistance-time converter, and integrated circuit card including nonvolatile memory device | Hiroyuki Tezuka | 2017-12-12 |
| 9823899 | Random number processing device generating random numbers by using data read from non-volatile memory cells, and integrated circuit card | — | 2017-11-21 |
| 9811476 | Encryption and recording apparatus, encryption and recording system, and encryption and recording method | Takuji Maeda, Shinji Inoue | 2017-11-07 |
| 9653161 | Tamper-resistant non-volatile memory device comprising an arithmetic circuit that, in operation, calculates a binary reference value based on at least a part of the pieces of resistance value information, a read circuit that, in operation, selectively assigns, based on the binary reference value, one of two values to each of the pieces of resistance value information, and a write circuit that, in operation, performs a write operation corresponding to one of the two values among memory cells | Yuhei Yoshimoto | 2017-05-16 |
| 9640238 | Data generating device and data generating method | Satoru Ogasahara, Yuhei Yoshimoto | 2017-05-02 |
| 9600237 | Random number processing apparatus and random number processing method | — | 2017-03-21 |
| 9548113 | Tamper-resistant non-volatile memory device | Yuhei Yoshimoto | 2017-01-17 |
| 9543007 | Semiconductor device including memory cell and sense amplifer, and IC card including semiconductor device | Ryotaro Azuma | 2017-01-10 |
| 9536581 | Tamper-resistant non-volatile memory device | Yuhei Yoshimoto, Satoru Ogasahara | 2017-01-03 |