Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9081874 | Information retrieval method, information retrieval apparatus, and computer product | Masahiro Kataoka, Hiroyuki Torii, Hideo Kasai | 2015-07-14 |
| 8712977 | Computer product, information retrieval method, and information retrieval apparatus | Masahiro Kataoka, Takashi Tsubokura, Ryouta Komatsu | 2014-04-29 |
| 8131721 | Information retrieval method, information retrieval apparatus, and computer product | Masahiro Kataoka, Hiroyuki Torii, Hideo Kasai | 2012-03-06 |