Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1062370 | Heating coil for induction heating cooker | — | 2025-02-18 |
| 8009525 | Optical disc signal processing device, optical disc signal processing method, optical disc reproduction and recording device, and optical disc reproduction and recording method | Kiyoshi Masaki | 2011-08-30 |
| 6869743 | Method of processing light-sensitive material | Shigeyoshi Suzuki, Yasuo Tsubai, Sadao Kuriu, Toshihito Maruyama, Kenji Hirata +2 more | 2005-03-22 |
| 6639924 | Driving module of laser diode | Hiroshi Kato, Takuhiro Tani, Yasunori Iwasaki | 2003-10-28 |
| 5621839 | Optical waveguide device having substrate made of ferroelectric crystals | Tetsuya Ejiri | 1997-04-15 |