Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7826268 | Nonvolatile semiconductor memory | Norihiro Fujita, Hitoshi Shiga | 2010-11-02 |
| 7685552 | Semiconductor integrated circuit device having clock buffers and method for arranging the clock buffers on the device | Fujio Ishihara, Ryubi Okuda, Hiroshige Fujii | 2010-03-23 |
| 7619921 | Nonvolatile semiconductor memory | Koji Hosono, Kenichi Imamiya, Hiroshi Nakamura | 2009-11-17 |
| 7421609 | Method, system and apparatus for producing a clock with desired frequency characteristics | — | 2008-09-02 |
| 7313022 | Non-volatile semiconductor memory | Ken Takeuchi, Tamio Ikehashi | 2007-12-25 |
| 7262636 | Method and system for a circuit for timing sensitive applications | Stephen Douglas Weitzel | 2007-08-28 |
| 7126851 | Method of transferring initially-setting data in a non-volatile semiconductor memory | Koji Hosono, Kenichi Imamiya, Hiroshi Nakamura | 2006-10-24 |
| 6970388 | Non-volatile semiconductor memory | Ken Takeuchi, Tamio Ikehashi | 2005-11-29 |
| 6831859 | Non-volatile semiconductor memory for storing initially-setting data | Koji Hosono, Kenichi Imamiya, Hiroshi Nakamura | 2004-12-14 |
| 6819596 | Semiconductor memory device with test mode | Tamio Ikehashi, Ken Takeuchi | 2004-11-16 |
| 6704223 | Non-volatile semiconductor memory | Koji Hosono, Kenichi Imamiya, Hiroshi Nakamura | 2004-03-09 |
| 6646930 | Non-volatile semiconductor memory | Ken Takeuchi, Tamio Ikehashi | 2003-11-11 |
| 6643180 | Semiconductor memory device with test mode | Tamio Ikehashi, Ken Takeuchi | 2003-11-04 |
| 6462985 | Non-volatile semiconductor memory for storing initially-setting data | Koji Hosono, Kenichi Imamiya, Hiroshi Nakamura | 2002-10-08 |
| 6324114 | Semiconductor memory device using a plurality of semiconductor memory chips mounted in one system and a semiconductor memory system using a plurality of semiconductor memory devices | — | 2001-11-27 |
| 6240022 | Non-volatile semiconductor memory device with block erase function | Koji Sakui, Hiroshi Nakamura, Junichi Miyamoto | 2001-05-29 |
| 6097638 | Semiconductor memory device | Kazushige Kanda, Hiroshi Nakamura | 2000-08-01 |
| 5818756 | Non-volatile semiconductor memory device with block erase function | Koji Sakui, Hiroshi Nakamura, Junichi Miyamoto | 1998-10-06 |
| 5761125 | Cell threshold value distribution detection circuit and method of detecting cell threshold value | — | 1998-06-02 |
| 5650961 | Cell characteristic measuring circuit for a nonvolatile semiconductor memory device and cell characteristic measuring method | Naohiro Matsukawa | 1997-07-22 |