Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12204355 | Constant voltage generator circuit operating at low voltage potential difference between input voltage and output voltage | Kenji Mii | 2025-01-21 |
| 8446215 | Constant voltage circuit | Toshihisa Nagata, Hideki Agari | 2013-05-21 |
| 8253404 | Constant voltage circuit | — | 2012-08-28 |
| 7948223 | Constant voltage circuit using plural error amplifiers to improve response speed | Toshihisa Nagata, Yusuke Minakuchi | 2011-05-24 |
| 7856253 | Power supply IC having switching regulator and series regulator | Hideki Agari | 2010-12-21 |
| 7831851 | Switching regulator | — | 2010-11-09 |
| 7755395 | Inverter circuit | Yasutaka Shimizu | 2010-07-13 |
| 7709899 | Semiconductor apparatus | Hideki Agari, Tsugunori Okuda | 2010-05-04 |
| 7541787 | Transistor drive circuit, constant voltage circuit, and method thereof using a plurality of error amplifying circuits to effectively drive a power transistor | Katsuhiro Hayashi | 2009-06-02 |
| 7368896 | Voltage regulator with plural error amplifiers | Toshihisa Nagata, Yusuke Minakuchi | 2008-05-06 |
| 7215180 | Constant voltage circuit | Toshihisa Nagata, Hideki Agari | 2007-05-08 |
| 7209770 | Power supply IC having switching regulator and series regulator | Hideki Agari | 2007-04-24 |
| 7148665 | Power supplying methods and apparatus that provide stable output voltage | Hideki Agari, Hirohisa Abe | 2006-12-12 |
| RE39374 | Constant voltage power supply with normal and standby modes | Shinya Manabe | 2006-11-07 |
| 7002329 | Voltage regulator using two operational amplifiers in current consumption | Hideki Agari | 2006-02-21 |
| 6236194 | Constant voltage power supply with normal and standby modes | Shinya Manabe | 2001-05-22 |