Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1076675 | Packing container | Tatsuaki Sakai, Satoshi Ito | 2025-05-27 |
| D1066041 | Packing container | Tatsuaki Sakai, Satoshi Ito | 2025-03-11 |
| D1062470 | Packing container | Tatsuaki Sakai, Satoshi Ito | 2025-02-18 |
| 12022604 | Power substrate and high-voltage module equipped with same | Toshio Hanada, Takashi Nakamura, Tsuyoshi FUNAKI | 2024-06-25 |
| D999166 | Power transformer | Yoshimi Nishimura, Takashi Nakamura | 2023-09-19 |
| D981958 | Coil for power transformer | Yoshimi Nishimura, Takashi Nakamura | 2023-03-28 |
| D963574 | Power supply | Toshio Hanada, Yoshimi Nishimura, Takashi Nakamura | 2022-09-13 |
| D926031 | Packing box | Shigeo Kusumi | 2021-07-27 |
| 7183655 | Packaged semiconductor device | — | 2007-02-27 |
| 6853869 | Method and apparatus for generating surround-sound data | — | 2005-02-08 |
| 6556036 | Semiconductor integrated circuit device | — | 2003-04-29 |
| 5570427 | Muting control circuit | — | 1996-10-29 |
| 5508658 | Power amplifier circuit for audio signal and audio device using the same | Masanori Fujisawa | 1996-04-16 |
| 5483197 | Power amplifier circuit for audio signal and audio device using the same | Masanori Fujisawa, Katsumi Kusaba | 1996-01-09 |
| 5479134 | Power amplifier circuit for audio signal and audio device using the same | Masanori Fujisawa, Katsumi Kusaba | 1995-12-26 |
| 5450036 | Power amplifier circuit for audio signal and audio device using the same | Masanori Fujisawa | 1995-09-12 |
| 5424684 | Power amplifier circuit for audio signal and audio device using the same | Masanori Fujisawa | 1995-06-13 |
| 5371476 | Amplifying circuit | — | 1994-12-06 |
| 5367412 | Recording/reproducing circuit and recording/reproducing apparatus having the same circuit | Chung C. San | 1994-11-22 |
| 5220613 | Audio amplifier circuit | Chung C. San | 1993-06-15 |