Issued Patents All Time
Showing 1–25 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12348240 | Comparator circuit and A/D converter | Itsuki Yoshida | 2025-07-01 |
| 12061877 | Arithmetic logic unit, multiply-accumulate operation device, multiply-accumulate operation system, and multiply-accumulate operation method | Hakaru Tamukoh, Quan Wang, Yasushi Fujinami | 2024-08-13 |
| 12008338 | Multiply-accumulate operation device, multiply-accumulate operation circuit, multiply-accumulate operation system, and multiply-accumulate operation method | Masatoshi Yamaguchi, Goki Iwamoto, Hakaru Tamukoh | 2024-06-11 |
| 11782680 | Arithmetic logic unit, multiply-accumulate operation device, multiply-accumulate operation circuit, and multiply-accumulate operation system | Masatoshi Yamaguchi, Hakaru Tamukoh | 2023-10-10 |
| 11392349 | Multiply-accumulate operation device | Quan Wang, Hakaru Tamukoh | 2022-07-19 |
| 10831447 | Multiply-accumulate operation device | Quan Wang, Hakaru Tamukoh | 2020-11-10 |
| 9634688 | Integrator, delta-sigma modulator, and communications device | Yosuke Mitani, Kazuo Matsukawa | 2017-04-25 |
| 9438268 | Current type D/A converter, delta sigma modulator, and communications device | Yosuke Mitani, Kazuo Matsukawa, Masashi Uchida | 2016-09-06 |
| 9077358 | Successive approximation AD converter and noise generator | Takuji Miki, Kazuo Matsukawa, Shiro Sakiyama | 2015-07-07 |
| 9019006 | Reference voltage stabilizer circuit and integrated circuit including the same | Shiro Sakiyama, Naoshi Yanagisawa, Toshiaki Ozeki, Takuji Miki | 2015-04-28 |
| 8912740 | Actuator driver | Akira Kawabe, Kouji Okamoto, Fumiaki Senoue, Hitoshi Kobayashi, Kiyotaka TANIMOTO +3 more | 2014-12-16 |
| 8908921 | Object detection method and object detector using the method | Seiji Ishikawa, Joo Kooi Tan, Yuuki Nakashima | 2014-12-09 |
| 8692701 | Pipelined A/D converter circuit provided with A/D converter circuit parts of stages each including precharge circuit | Shoji Kawahito, Sung Wook JUNG, Osamu Kobayashi, Yasuhide Shimizu, Takahiro Miki +1 more | 2014-04-08 |
| 8258990 | Integrator, resonator, and oversampling A/D converter | Shiro Dosho, Kazuo Matsukawa, Yosuke Mitani, Masao Takayama | 2012-09-04 |
| 8130608 | Coupled ring oscillator and method for initializing the same | Akinori Matsumoto, Shiro Sakiyama, Shiro Dosho, Yusuke Tokunaga | 2012-03-06 |
| 7920002 | Pulse synthesis circuit | Shiro Sakiyama, Yusuke Tokunaga, Shiro Dosho, Akinori Matsumoto, Kazuaki Sogawa +2 more | 2011-04-05 |
| 7911369 | Pipelined AD converter | Kazuo Matsukawa, Shiro Sakiyama, Shiro Dosho, Yusuke Tokunaga | 2011-03-22 |
| 7855670 | A-to-D converter | Shiro Dosho, Kazuo Matsukawa | 2010-12-21 |
| 7812637 | Level shifter | Akinori Matsumoto, Shiro Sakiyama | 2010-10-12 |
| 7808307 | Reference current circuit, reference voltage circuit, and startup circuit | Shiro Sakiyama, Akinori Matsumoto, Masayoshi Kinoshita | 2010-10-05 |
| 7808295 | Multiphase level shift system | Shiro Sakiyama, Akinori Matsumoto, Shiro Dosho, Yusuke Tokunaga | 2010-10-05 |
| 7773023 | A-to-D converter | Shiro Dosho, Kazuo Matsukawa | 2010-08-10 |
| 7747668 | Product-sum operation circuit and method | Osamu Nomura, Keisuke Korekado | 2010-06-29 |
| 7688059 | Filter characteristic adjusting apparatus and filter characteristic adjusting method | Hirokuni Fujiyama, Hiroya Ueno | 2010-03-30 |
| 7667448 | Reference voltage generation circuit | Akinori Matsumoto, Shiro Sakiyama | 2010-02-23 |