Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10539962 | Information processing apparatus and information processing method | Kiyohiro Sogen, Hiroyuki Aono, Yoshihiro Ohe, Junichi Meguro | 2020-01-21 |
| 10464557 | Information processing apparatus and information processing method | Kiyohiro Sogen, Hiroyuki Aono, Yoshihiro Ohe, Junichi Meguro | 2019-11-05 |
| 10310508 | Vehicle control apparatus | Toshiki Matsui, Yusuke Nemoto, Norihiro Takahashi | 2019-06-04 |
| 7487356 | Digital watermarking system using scrambling method | — | 2009-02-03 |
| 7336802 | Digital watermarking system using scrambling method | — | 2008-02-26 |
| 7321666 | Multilayered digital watermarking system | — | 2008-01-22 |
| 6654425 | Method and circuit for digital modulation and method and circuit for digital demodulation | Nobuo Itoh, Seiichiro Takahashi | 2003-11-25 |
| 6324138 | Digital disk recording and reproduction apparatus | Yoshihiro Hori, Hisashi Matsuyama, Nobuo Itoh, Seiichiro Takahashi, Toshiaki Hioki +6 more | 2001-11-27 |
| 6198710 | Digital recording method, digital disk, digital disk recording device, and digital disk reproducing device | Yoshihiro Hori, Hisashi Matsuyama, Nobuo Itoh, Seiichiro Takahashi, Toshiaki Hioki +6 more | 2001-03-06 |
| 6141787 | Digital modulation and demodulation | Nobuo Itoh | 2000-10-31 |
| 6079041 | Digital modulation circuit and digital demodulation circuit | Seiichiro Takahashi, Nobuo Itoh | 2000-06-20 |
| 5739779 | Encoding circuit and decoding circuit | Seiichiro Takahashi, Nobuo Itoh | 1998-04-14 |