Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7280022 | Inverter transformer | Hiroshi Shinmen | 2007-10-09 |
| 7108799 | Electromagnetic wave absorber formed of Mn-Zn ferrite | Osamu Kobayashi, Kiyoshi Ito | 2006-09-19 |
| 7101488 | Electromagnetic wave absorber formed of Mn-Zn ferrite | Osamu Kobayashi, Kiyoshi Ito | 2006-09-05 |
| 6069458 | Power supply circuit device for a high intensity discharge lamp that repetitively lights the lamp using a pulse-by-pulse mode current limiting function | Takao Takehara | 2000-05-30 |
| 5798616 | Fluorescent lamp circuit employing both a step-up chopper and an inverter | Takao Takehara | 1998-08-25 |
| 5640313 | Inverter unit | Takao Takehara, Atsuyoshi Tamagawa | 1997-06-17 |