Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8301594 | Context providing method, system, and apparatus | — | 2012-10-30 |
| 7337456 | Advertisement method, advertisement apparatus, advertisement receiver and recording medium | — | 2008-02-26 |
| 6785538 | Communication system, communication method, and storage medium storing communication program for mobile device users | — | 2004-08-31 |
| 6684325 | Method and system for automatically setting an operational mode of a computer device based on received or detected environmental information | — | 2004-01-27 |
| 6470337 | Information retrieval system using a hierarchical index for narrowing a retrieval result and its method and storing medium with information retrieval program stored therein | — | 2002-10-22 |
| 6208987 | Hierarchically structured indexed information retrieval system | — | 2001-03-27 |
| 5819253 | Database retrieval system having a plurality of independent input modes for database retrieval conditions | — | 1998-10-06 |