Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7227978 | Image input device | Sakae Komatsuzaki, Tatsuo Arai | 2007-06-05 |
| 7093137 | Database management apparatus and encrypting/decrypting system | Makoto Sato, Junji Mori, Kazuo Kurosawa | 2006-08-15 |
| 6718306 | Speech collating apparatus and speech collating method | Katsuhiko Satoh | 2004-04-06 |
| 6707934 | Apparatus and method for collating image | Katsuhiko Satoh | 2004-03-16 |
| 5041200 | Method of manufacturing crystalline thin-film of rare-earth compounds | Hiromitsu Ishii, Kyuya Baba, Ikuhiro Yamaguchi | 1991-08-20 |
| 4966445 | Optical device using magnetic thin films and electric field means | — | 1990-10-30 |