Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10536082 | Power supply device, semiconductor integrated circuit, and method for suppressing ripple component | Daisuke IMADE | 2020-01-14 |
| 9331593 | Switching power supply device | Takumi Hyugaji | 2016-05-03 |
| 7817446 | Switching power supply circuit | Hitoshi Shima | 2010-10-19 |
| 7696734 | Multiphase DC-DC converter | Hitoshi Shima | 2010-04-13 |
| 7633780 | Switching power supply apparatus with low loss synchronous rectification | Koji Edamura | 2009-12-15 |
| 7586294 | Current resonance type DC/DC converter actualizing a stable zero-current switching | — | 2009-09-08 |
| 7521911 | Switching power supply capable of always switching a switching element at an optimal timing | — | 2009-04-21 |
| 7274172 | Drive state detection circuit | Fumihiro Inoue, Kouji Edamura | 2007-09-25 |
| 7224149 | Current resonance type DC/DC converter capable of decreasing losses on no-load and a light load | — | 2007-05-29 |
| 7183726 | Cold cathode fluorescent lamp drive apparatus and method | — | 2007-02-27 |
| 7056604 | Magnetic recording media and magnetic recording system using the same | Tetsuya Kanbe, Akira Ishikawa, Ichiro Tamai, Yotsuo Yahisa, Yuzuru Hosoe +7 more | 2006-06-06 |
| 6852432 | Magnetic recording media and magnetic disk apparatus | Mitsuhiro Shoda, Noriyoshi Goda, Yuzuru Hosoe, Akira Kato | 2005-02-08 |
| 6853678 | Synchronizing circuit | Shigekatsu Hasegawa | 2005-02-08 |
| 6596420 | Magnetic recording media and magnetic recording system using the same | Tetsuya Kanbe, Akira Ishikawa, Ichiro Tamai, Yotsuo Yahisa, Yuzuru Hosoe +7 more | 2003-07-22 |
| 6509111 | Magnetic recording media and magnetic disk apparatus | Mitsuhiro Shoda, Noriyoshi Goda, Yuzuru Hosoe, Akira Kato | 2003-01-21 |
| 6403240 | Magnetic recording media and magnetic recording system using the same | Tetsuya Kanbe, Akira Ishikawa, Ichiro Tamai, Yotsuo Yahisa, Yuzuru Hosoe +7 more | 2002-06-11 |
| 5766756 | Magnetic recording medium for longitudinal recording and method of manufacturing the same | Noriyoshi Goda, Shinji Fukaya | 1998-06-16 |
| 5587235 | Magnetic recording medium and magnetic recording apparatus | Hiroyuki Suzuki, Naoki Kodama, Takao Yonekawa, Tokuho Takagaki, Katsuo Abe +1 more | 1996-12-24 |