Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546401 | Method of retrieving no word separation text data and a data retrieving apparatus therefor | Yasuki Iizuka, Tomoko Tanabe | 2003-04-08 |
| 6341176 | Method and apparatus for character recognition | Yasuyo Shirasaki, Tomoko Tanabe | 2002-01-22 |
| 6260051 | Recording medium and character string collating apparatus for full-text character data | Osamu Katayama, Takamasa Oyama, Tomoko Fujita, Yasuyo Shirasaki | 2001-07-10 |
| 5915248 | Data searching apparatus | Tetsuya Kinoshita, Takamasa Oyama | 1999-06-22 |
| 5870750 | Information retrieval system for retrieving a record of data including a keyword | Takamasa Oyama, Tomoko Fujita, Tetsuya Kinoshita, Hirobumi Shinoki | 1999-02-09 |
| 5715446 | Information searching apparatus for searching text to retrieve character streams agreeing with a key word | Tetsuya Kinoshita, Takamasa Oyama, Noriyuki Enomoto, Hirobumi Shinoki | 1998-02-03 |