Masanori Izumikawa
Inventor
Stats
- 5 total patents issued
- 5 total patents filed
- most recent filing
This is official USPTO record data
Details
- 5 Issued Patents
- 5 Filed Patents
- 43 Total Citation Count
- Dec 16, 1998 Most Recent Filing
- Feb 12, 1997 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| NEC CORPORATION | 3 2 | 1997 1998 |
Inventor Addresses
| Address | Duration |
|---|---|
| Tokyo, JP | Dec 01, 98 - Apr 25, 00 |
Technology Profile
| Technology | # of Patents | |
|---|---|---|
| G11C: | STATIC STORES | 1 |
| H03B: | GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS | 1 |
| H03D: | DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 6,054,882 | 2000 | Charge pump circuit | 9 |
| 6,023,430 | 2000 | Semiconductor memory device asynchronously communicable with external device and asynchronous access controller for data access | 6 |
| 5,970,106 | 1999 | Phase locked loop having a phase/frequency comparator block | 13 |
| 5,852,385 | 1998 | Voltage controlled oscillator circuit composed of OTA-C filters | 9 |
| 5,844,511 | 1998 | Integrated circuit D/A converter | 6 |
