Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437778 | Virtual space communication system, three-dimensional image display method, and apparatus therefor | Kazuki Matsui, Naohisa Kawaguchi, Takashi Ohno, Hiroaki Harada | 2002-08-20 |
| 6401122 | Communication management apparatus | Kazuki Matsui, Takashi Ohno, Naohisa Kawaguchi | 2002-06-04 |