Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11379536 | Classification device, classification method, generation method, classification program, and generation program | Koji Murakami, Takashi Umeda | 2022-07-05 |
| 11238219 | Sentence extraction system, sentence extraction method and information storage medium | Yuki NAKAYAMA, Koji Murakami | 2022-02-01 |
| 8498443 | Watermark information embedding device, watermark information processing system, watermark information embedding method, and program | Satoshi Ono, Shigeru Nakayama | 2013-07-30 |
| 6661935 | Optical signal processing apparatus and method | — | 2003-12-09 |
| 5289143 | Magnetostatic wave device | — | 1994-02-22 |
| 5191308 | Magnetostrictive wave device having a higher maximum cut-off band elimination filter | Toshio Nishikawa | 1993-03-02 |
| 4939488 | Magnetostatic wave device | — | 1990-07-03 |