Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8363421 | Semiconductor device having wiring formed on wiring board and electric conductor formed in wiring board and conductor chip formed over wiring | Tatsuaki TSUKUDA | 2013-01-29 |
| 8089004 | Semiconductor device including wiring excellent in impedance matching, and method for designing the same | Tatsuaki TSUKUDA | 2012-01-03 |
| 6459161 | Semiconductor device with connection terminals in the form of a grid array | Yasuhiro Suzuki, Tetsuya Hiraoka, Mitsutaka Sato | 2002-10-01 |
| 6327185 | Semiconductor memory apparatus which can make read speed of memory cell faster | — | 2001-12-04 |
| 6118704 | Erasing device and method of erasure for a storage unit, and storage medium storing program for erasing storage unit | — | 2000-09-12 |
| 5892715 | Non-volatile semiconductor memory device with variable source voltage | Takahiko Urai | 1999-04-06 |
| 5841719 | Data latching circuit for read-out operations of data from memory device | — | 1998-11-24 |
| 5784316 | Non-volatile storage device | — | 1998-07-21 |
| 5684740 | Semiconductor memory and method for substituting a redundancy memory cell | — | 1997-11-04 |
| 5666276 | Power supply circuit for selectively supplying normal read voltage and high voltage to semiconductor memory | — | 1997-09-09 |
| 5592429 | Compact semiconductor memory device capable of preventing incomplete writing and erasing | — | 1997-01-07 |
| 5287326 | Non-volatile semiconductor memory device selectively skipping memory cells in programming | — | 1994-02-15 |