Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724930 | Three-dimensional position and orientation sensing system | Akio Kosaka, Takao Shibasaki, Takeo Asano, Hiroshi Matsuzaki, Yukihito Furuhashi | 2004-04-20 |
| 6697761 | Three-dimensional position/orientation sensing apparatus, information presenting system, and model error detecting system | Yuichiro Akatsuka, Takao Shibasaki | 2004-02-24 |
| 6681129 | Surgical operation navigation apparatus and method | Hiroshi Matsuzaki, Yukihito Furuhashi, Takao Shibasaki | 2004-01-20 |