Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6219053 | Icon display and method which reflect the intuitive perspective of correlation between icons which have hierarchical relationships | Kouji Ishibashi, Kazutaka Sasaki, Kenichi Shimazaki, Kazuaki Sasaki | 2001-04-17 |