Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10148281 | Analog-to-digital converter and wireless communication device | — | 2018-12-04 |
| 10084471 | Analog to digital converter and wireless communication device | — | 2018-09-25 |
| 10010262 | Impedance measuring circuit | Sinnyoung Kim, Shinji Nakatsuka | 2018-07-03 |
| 9634627 | Amplification circuit and analog/digital conversion circuit | Tomohiko Sugimoto, Hirotomo Ishii | 2017-04-25 |
| 9606511 | Analog/digital conversion circuit | Tomohiko Sugimoto, Hirotomo Ishii | 2017-03-28 |
| 9413373 | Amplifier circuit and pipeline type analog-digital converter | Hirotomo Ishii, Tomohiko Sugimoto | 2016-08-09 |
| 8682264 | Digital-to-analog converter and wireless communication apparatus | — | 2014-03-25 |
| 8207703 | Protection device for assembled battery and assembled battery system containing the same | Tetsuro Itakura, Yoshinao Tatebayashi, Nobuo Shibuya | 2012-06-26 |
| 8154917 | Magnetic storage device | Masanori Furuta, Tsutomu Sugawara | 2012-04-10 |
| 8058878 | Battery information acquiring apparatus | Hiroki Sakurai, Tetsuro Itakura, Yoshinao Tatebayashi, Nobuo Shibuya, Toshiyuki Umeda | 2011-11-15 |
| 8049509 | Battery information acquiring apparatus | Hiroki Sakurai, Tetsuro Itakura, Toshiyuki Umeda, Akiko Yamada, Nobuo Shibuya +1 more | 2011-11-01 |
| 8009484 | Read circuit and read method | Masanori Furuta, Tsutomu Sugawara | 2011-08-30 |
| 7903455 | Magnetic memory device | Mai Nozawa, Masanori Furuta, Tsutomu Sugawara | 2011-03-08 |
| 7839676 | Magnetic memory device | Masanori Furuta, Tsutomu Sugawara | 2010-11-23 |
| 7679428 | Comparator and analog-to-digital converter using the same | Mai Nozawa, Takeshi Ueno, Tetsuro Itakura | 2010-03-16 |
| 7636015 | Differential amplifier and sampling and holding circuit | Tetsuro Itakura | 2009-12-22 |
| 7521999 | Differential amplifier and sampling and holding circuit | Tetsuro Itakura | 2009-04-21 |
| 7250895 | Multiple input analog-to-digital conversion apparatus and radio receiver using the same | Takafumi Yamaji, Tetsuro Itakura | 2007-07-31 |
| 7236118 | Multiple input analog-to-digital conversion apparatus and radio receiver using the same | Takafumi Yamaji, Tetsuro Itakura | 2007-06-26 |
| 7123082 | Variable time constant circuit and filter circuit using the same | Tetsuro Itakura, Rui Ito | 2006-10-17 |
| 7088278 | Multiple input analog-to-digital conversion apparatus and radio receiver using the same | Takafumi Yamaji, Tetsuro Itakura | 2006-08-08 |
| 6977541 | Variable time constant circuit and filter circuit using the same | Tetsuro Itakura, Rui Ito | 2005-12-20 |