Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8766591 | Resonance type non-contact charging apparatus | Kazuyoshi Takada, Sadanori Suzuki, Shimpei Sakoda, Yukihiro Yamamoto, Shinji Ichikawa +1 more | 2014-07-01 |
| 8432066 | Non-contact power transmission apparatus and method for designing non-contact power transmission apparatus | Kazuyoshi Takada, Sadanori Suzuki, Shimpei Sakoda | 2013-04-30 |
| 8432125 | Non-contact power transmission apparatus | Kazuyoshi Takada, Shimpei Sakoda, Sadanori Suzuki | 2013-04-30 |
| 8421410 | Resonance type non-contact charging device | Kazuyoshi Takada, Sadanori Suzuki, Shimpei Sakoda, Yukihiro Yamamoto, Shinji Ichikawa +1 more | 2013-04-16 |
| 8421411 | Resonance type non-contact charging device | Kazuyoshi Takada, Sadanori Suzuki, Shimpei Sakoda, Yukihiro Yamamoto, Shinji Ichikawa +1 more | 2013-04-16 |
| 8248027 | Non-contact power transmission apparatus | Shimpei Sakoda, Kazuyoshi Takada, Sadanori Suzuki | 2012-08-21 |
| 8212520 | Resonance type non-contact charging device | Kazuyoshi Takada, Sadanori Suzuki, Shimpei Sakoda, Yukihiro Yamamoto, Shinji Ichikawa +1 more | 2012-07-03 |
| 7889467 | Protection circuit, and semiconductor device and light emitting device using such protection circuit | Mitsuru Okazaki, Naoki Takahashi, Akira Shimizu | 2011-02-15 |
| 7768214 | Step-up/down regulator circuit and liquid crystal display device incorporating it | Mikiya Doi | 2010-08-03 |
| 7528589 | Step-up DC/DC converter and electronic appliance therewith | — | 2009-05-05 |
| 7378825 | DC/DC converter | Mikiya Doi | 2008-05-27 |
| 7215104 | DC/DC converter | Mikiya Doi | 2007-05-08 |
| 7151365 | Constant voltage generator and electronic equipment using the same | — | 2006-12-19 |
| 7123045 | Semiconductor integrated circuit device | Mikiya Doi | 2006-10-17 |
| 7095219 | Electric power supply unit having improved output voltage response | Ko Takemura, Kiyotaka Umemoto | 2006-08-22 |
| 7023181 | Constant voltage generator and electronic equipment using the same | — | 2006-04-04 |
| 7009371 | DC/DC converter | — | 2006-03-07 |
| 6917189 | Electric power supply unit having improved output voltage response | Ko Takemura, Kiyotaka Umemoto | 2005-07-12 |
| 6821618 | Magnetic recording medium and process for producing the same | Jun Koujima, Teruaki Santoki, Takanori Doi, Masaaki Maekawa, Kousaku Tamari | 2004-11-23 |
| 6753077 | Magnetic recording medium and process for producing the same | Kousaku Tamari, Jun Koujima, Teruaki Santoki | 2004-06-22 |
| 6268024 | Process for producing magnetic recording medium | Takanori Doi, Kousaku Tamari, Yasuo Kakihara, Mitsuru Matsuura, Setsuo Yamamoto | 2001-07-31 |
| 6221519 | Magnetic recording medium and process for producing the same | Takanori Doi, Kousaku Tamari, Yasuo Kakihara, Mitsuru Matsuura, Setsuo Yamamoto | 2001-04-24 |
| 6187462 | Magnetic recording medium and process for producing the same | Takanori Doi, Kousaku Tamari, Yasuo Kakihara, Mitsuru Matsuura, Setsuo Yamamoto | 2001-02-13 |
| 6165608 | Magnetic recording medium | Kousaku Tamari, Takanori Doi, Yasuo Kakihara | 2000-12-26 |
| 6159594 | Magnetic recording medium | Kousaku Tamari, Takanori Doi, Yasuo Kakihara | 2000-12-12 |