Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8592914 | Semiconductor device and manufacturing method of the same | Tomoaki Uno, Nobuyoshi Matsuura, Yukihiro Sato, Keiichi Okawa, Kisho Ashida | 2013-11-26 |
| 8558527 | Switching power supply system provided with under voltage lock out circuit | Masahiro Sasaki | 2013-10-15 |
| 8552702 | Digital control switching regulator having an input voltage detection circuit | Masahiro Sasaki | 2013-10-08 |
| 8445669 | Production process of ethynylthymidine compounds from 5-methyluridine as a starting material | Tatsunori Sato, Toshio Miwa, Kazutoyo Dokei, Chikoto Fujimoto | 2013-05-21 |
| 8441242 | Digitally controlled integrated DC-DC converter with transient suppression | Wai Tung Ng, Jing Wang, Kendy Ng, Haruhiko Nishio, Masahiro Sasaki | 2013-05-14 |
| 8422261 | Semiconductor device and power supply device using the same | Takayuki Hashimoto, Nobuyoshi Matsuura, Masaki Shiraishi, Yukihiro Satou | 2013-04-16 |
| 8421430 | Digital control switching power supply unit | Masahiro Sasaki | 2013-04-16 |
| RE43663 | Semiconductor device | Akira Mishima | 2012-09-18 |
| 8237232 | Semiconductor device including a DC-DC converter having a metal plate | Tomoaki Uno, Nobuyoshi Matsuura, Yukihiro Sato, Keiichi Okawa, Kisho Ashida | 2012-08-07 |
| 8237493 | Semiconductor device and power supply device using the same | Takayuki Hashimoto, Nobuyoshi Matsuura, Masaki Shiraishi, Yukihiro Satou | 2012-08-07 |
| 8164318 | Digital control switching power supply unit | Masahiro Sasaki | 2012-04-24 |
| 8067979 | Semiconductor device and power supply device using the same | Takayuki Hashimoto, Nobuyoshi Matsuura, Masaki Shiraishi, Yukihiro Satou | 2011-11-29 |
| 8044520 | Semiconductor device | Noboru Akiyama, Takayuki Hashimoto, Masaki Shiraishi, Koji Tateno, Nobuyoshi Matsuura | 2011-10-25 |
| 8008699 | Semiconductor device with circuit for reduced parasitic inductance | Takayuki Hashimoto, Noboru Akiyama, Masaki Shiraishi | 2011-08-30 |
| 7932588 | Semiconductor device including a DC-DC converter having a metal plate | Tomoaki Uno, Nobuyoshi Matsuura, Yukihiro Sato, Keiichi Okawa, Kisho Ashida | 2011-04-26 |
| RE41869 | Semiconductor device | Akira Mishima | 2010-10-26 |
| 7812578 | DC-DC converter | Satoshi Sugahara, Kouhei Yamada, Akira Yamazaki | 2010-10-12 |
| 7782025 | Semiconductor device and power supply device using the same | Takayuki Hashimoto, Nobuyoshi Matsuura, Masaki Shiraishi, Yukihiro Satou | 2010-08-24 |
| 7687885 | Semiconductor device with reduced parasitic inductance | Takayuki Hashimoto, Noboru Akiyama, Masaki Shiraishi | 2010-03-30 |
| 7679173 | Semiconductor device including a DC-DC converter | Tomoaki Uno, Nobuyoshi Matsuura, Yukihiro Sato, Keiichi Okawa, Kisho Ashida | 2010-03-16 |
| 7480163 | Semiconductor device and power supply device using the same | Takayuki Hashimoto, Nobuyoshi Matsuura, Masaki Shiraishi, Yukihiro Satou | 2009-01-20 |
| 7145224 | Semiconductor device | Akira Mishima | 2006-12-05 |