Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10504359 | Wireless control system initiated by power generation | Yusuke Takeuchi, Taro Yamasaki | 2019-12-10 |
| 9199276 | Signal processing circuit, vibration detection circuit, and electronic device | — | 2015-12-01 |
| 8791380 | Acceleration switch and electronic device | Kazuo Toda | 2014-07-29 |
| 8772657 | Acceleration switch and electronic device | Kazuo Toda | 2014-07-08 |
| 8772656 | Acceleration switch | — | 2014-07-08 |
| 6525666 | Power circuit | — | 2003-02-25 |
| 6369809 | Power supply circuit for liquid crystal display | Hiroshi Mukainakano | 2002-04-09 |
| 6242890 | Charge/discharge control circuit and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 2001-06-05 |
| 6188266 | Electrical signal delay circuit | — | 2001-02-13 |
| 6181108 | Overcharge/overdischarge detecting circuit having current detecting means with latch function and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 2001-01-30 |
| 6127808 | Overcharge/overdischarge detecting circuit having a reset means and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 2000-10-03 |
| 6097177 | Charge/discharge control circuit and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 2000-08-01 |
| 6087807 | Charge/discharge control circuit and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 2000-07-11 |
| 6081099 | Charging and discharging control circuit and charging type power supply device | — | 2000-06-27 |
| 6060869 | Power supply circuit | — | 2000-05-09 |
| 6054841 | Charge/discharge control circuit and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 2000-04-25 |
| 5998974 | Charge/discharge control circuit and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 1999-12-07 |
| 5982150 | Charge/discharge control circuit and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 1999-11-09 |
| RE36179 | Switching circuit for selecting an output signal from plural input signals | — | 1999-04-06 |
| 5841265 | Charge/discharge control circuit and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 1998-11-24 |
| 5742148 | Charge/discharge control circuit and chargeable electric power source apparatus | Minoru Sudo, Takayuki Takashina, Yoshikazu Kojima, Hiroshi Mukainakano | 1998-04-21 |
| 5570061 | Switching circuit | — | 1996-10-29 |
| 5216351 | Cascaded switching and series regulators | — | 1993-06-01 |
| 5157291 | Switching circuit for selecting an output signal from plural input signals | — | 1992-10-20 |
| 4793693 | Ferro-electric liquid crystal electro-optical device having a drive voltage with DC and chopping components | Takamasa Harada, Masaaki Taguchi, Kokichi Ito | 1988-12-27 |