Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8111053 | DC-DC converter | Hideki Asuke, Hideharu Takano, Mamoru Tsuruya, Masayoshi Yamamoto, Takahiro Kawashima +1 more | 2012-02-07 |
| 6746173 | Universal joint | Seiji Kojima, Kiyoshi Hasegawa | 2004-06-08 |
| 6474863 | Agitator and fixing device thereof | Seiji Kojima, Kiyoshi Hasegawa | 2002-11-05 |
| 6107698 | Power supply circuit for electric devices | Tsuyoshi Kochi, Soji Senoo | 2000-08-22 |
| 6038141 | Resonance power supply circuit of variable capacity type | — | 2000-03-14 |
| 6002454 | Distortion correction circuit | Mikio Kajiwara | 1999-12-14 |
| 5936680 | Multimedia television receiver | Mikio Kajiwara | 1999-08-10 |
| 5748458 | AC/DC converter power supply circuit having multiple rectifiers | — | 1998-05-05 |
| 5596249 | Horizontal output circuit | — | 1997-01-21 |
| 5581451 | Circuit for improving the power efficiency of an AC/DC converter | — | 1996-12-03 |
| 4935675 | Horizontal output circuit | — | 1990-06-19 |
| 4906903 | Horizontal output circuit for television receiver | — | 1990-03-06 |