Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D880367 | Motorcycle | Shuji Matsuzawa, Tatsuya Nakamura, Rodolfo Frascoli | 2020-04-07 |
| 10444263 | Battery monitoring system | Kazuaki Sano, Atsushi Sakurai, Hiroshi Mukainakano | 2019-10-15 |
| 9812743 | Battery state monitoring circuit and battery device | Kazuaki Sano, Atsushi Sakurai, Hiroshi Mukainakano | 2017-11-07 |
| 9748789 | Charging/discharging control circuit, charging/discharging control device, and battery device | Fumihiko Maetani | 2017-08-29 |
| 9673656 | Charge and discharge control circuit and battery device | Takashi Ono, Satoshi Abe, Fumihiko Maetani | 2017-06-06 |
| 9647465 | Charge and discharge control circuit and battery device | Takashi Ono, Satoshi Abe, Fumihiko Maetani | 2017-05-09 |
| 9525296 | Battery state monitoring circuit and battery device | Takashi Ono, Fumihiko Maetani | 2016-12-20 |
| 9425789 | Reference voltage circuit and electronic device | Fumihiko Maetani | 2016-08-23 |
| 9401607 | Charge and discharge control circuit and battery device | — | 2016-07-26 |
| 9214821 | Charge/discharge control circuit and battery device | — | 2015-12-15 |
| 9203119 | Battery device | Takashi Ono, Satoshi Abe | 2015-12-01 |
| 9065281 | Charge/discharge control circuit and battery device | Atsushi Sakurai, Kazuaki Sano, Fumihiko Maetani | 2015-06-23 |
| 9007026 | Charge/discharge control circuit and battery device | Atsushi Sakurai, Kazuaki Sano, Fumihiko Maetani | 2015-04-14 |
| 8957638 | Battery control circuit responsive to external signal input | Fumihiko Maetani, Kazuaki Sano, Takashi Ono | 2015-02-17 |
| 8896268 | Charge/discharge control circuit and battery assembly | Atsushi Sakurai, Satoshi Abe | 2014-11-25 |
| 8769803 | Speaker manufacturing method | Shinsaku Sawa, Tadashi Akiyama | 2014-07-08 |
| 8384355 | Battery state monitoring circuit and battery device | Atsushi Sakurai, Kazuaki Sano, Wataru Sakamoto, Fumihiko Maetani, Shohei Tsukamoto | 2013-02-26 |
| 8378635 | Semiconductor device and rechargeable power supply unit | Atsushi Sakurai, Kazuaki Sano | 2013-02-19 |
| 8160286 | Speaker system | Hidekazu Tanaka, Soo Chen Lai, Thomas Chee Wee Leow | 2012-04-17 |
| 8138719 | Battery state monitoring circuit and battery device | Kazuaki Sano, Wataru Sakamoto, Muneharu Kawana | 2012-03-20 |
| 8103036 | Speaker device and television receiver using the speaker device | Satoshi Koura | 2012-01-24 |
| 7990669 | Battery protection circuit and battery device | Kiyoshi Yoshikawa, Atsushi Sakurai, Kazuaki Sano, Yoshihisa Tange | 2011-08-02 |
| 7928694 | Charging and discharging control circuit and charging type power supply device | Kazuaki Sano, Atsushi Sakurai | 2011-04-19 |
| 7923968 | Charge and discharge control circuit and rechargeable power supply device | Kazuaki Sano, Kiyoshi Yoshikawa, Yoshihisa Tange, Atsushi Sakurai | 2011-04-12 |
| 7791315 | Battery state monitoring circuit and battery device | Atsushi Sakurai, Kazuaki Sano | 2010-09-07 |