Issued Patents All Time
Showing 26–50 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6703957 | Digital-to-analog converter | Yasuo Morimoto, Takashi Okuda, Takahiro Miki | 2004-03-09 |
| 6573588 | Capacitance element | Takashi Okuda, Yasuo Morimoto | 2003-06-03 |
| 6538589 | Digital &Dgr;&Sgr; modulator and D/A converter using the modulator | Takashi Okuda, Yasuo Morimoto | 2003-03-25 |
| 6522007 | Semiconductor device having dummy patterns for metal CMP | Hiroyuki Kouno, Takahiro Miki, Hisayasu Satoh | 2003-02-18 |
| 6323794 | .DELTA..SIGMA. modulator, DA converter and AD converter | Takashi Okuda, Yasuo Morimoto | 2001-11-27 |
| 6300890 | Delta-sigma modulator and AD converter | Takashi Okuda, Yasuo Morimoto | 2001-10-09 |
| 6232804 | Sample hold circuit having a switch | Takeshi Shigenobu, Masao Ito | 2001-05-15 |
| 6069579 | Folding type A/D converter and folding type A/D converter circuit | Masao Ito, Takeshi Shigenobu, Takahiro Miki, Hiroshi Komurasaki | 2000-05-30 |
| 5995031 | D/A and A/D converters | Takashi Okuda, Masao Ito, Takahiro Miki | 1999-11-30 |
| 5966088 | Analog/digital converter and voltage comparator capable of fast producing of output offset voltage | Osamu Matsumoto | 1999-10-12 |
| 5936434 | Voltage comparator and A/D converter | Masao Ito, Takahiro Miki, Takashi Okuda | 1999-08-10 |
| 5821893 | Pipeline type A/D converter | Osamu Matsumoto | 1998-10-13 |
| 5731776 | Analog-to-digital converter | Osamu Matsumoto | 1998-03-24 |
| 5696511 | Voltage comparator and pipeline type A/D converter | Osamu Matsumoto | 1997-12-09 |
| 5629700 | Pipeline type analog to digital converter including plural series connected analog to digital converter stages | Osamu Matsumoto, Takahiro Miki, Masao Ito, Takashi Okuda | 1997-05-13 |
| 5625308 | Two input-two output differential latch circuit | Osamu Matsumoto, Takahiro Miki | 1997-04-29 |
| 5583502 | A-D converter testing circuit and D-A converter testing circuit | Sumitaka Takeuchi | 1996-12-10 |
| 5554989 | A/D converter having folded arrangement of voltage comparator | Takahiro Miki | 1996-09-10 |
| 5539406 | Series-parallel type A-D converter for realizing high speed operation and low power consumption | Hiroyuki Kouno, Takahiro Miki | 1996-07-23 |
| 5469047 | Transistor circuit | Takahiro Miki, Hiroyuki Kouno | 1995-11-21 |
| 5396131 | Differential amplifier, comparator and high-speed A/D converter using the same | Takahiro Miki | 1995-03-07 |
| 5345237 | Differential amplifier and two-step parallel A/D converter | Hiroyuki Kouno, Takahiro Miki | 1994-09-06 |
| 5341037 | Sample hold circuit, buffer circuit and sample hold apparatus using these circuits | Takahiro Miki | 1994-08-23 |
| 5327134 | D-A converter | Yasuyuki Nakamura | 1994-07-05 |
| 5317312 | Analog-to-digital converter of an annular configuration | Hiroyuki Kouno, Minobu Yazawa | 1994-05-31 |