Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8582320 | Self-excited switching power supply circuit | Katsuhiko Okitsu, Toshihiro Amei, Yoshitaka Kimura | 2013-11-12 |
| 8437151 | Self-excited switching power supply circuit | Katsuhiko Okitsu, Toshihiro Amei | 2013-05-07 |
| 7997939 | Plug | Taku Akaiwa, Susumu Shinozaki, Takeshi Matsuda, Tatsuo Kato, Masaji Komuro +2 more | 2011-08-16 |
| D606049 | Earphone | Takeshi Matsuda, Masaji Komuro, Kenji Murata | 2009-12-15 |
| D599785 | Earphone | Takeshi Matsuda, Masaji Komuro, Kenji Murata | 2009-09-08 |
| D598010 | Pair of earphones | Takeshi Matsuda, Masaji Komuro, Kenji Murata | 2009-08-11 |
| 7047742 | Turbocharged engine and method for preventing surging in compressor | Kazutoshi Kono, Shinichiro Kawai, Hideki Osada | 2006-05-23 |
| 5539796 | Spiral scanning type x-ray CT apparatus | Hiroshi Takagi, Takashi Tsukizu | 1996-07-23 |