Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6867769 | Generation of free-form surface model by reversible rounding operation | Tsuyoshi Harada, Makoto Yajima, Akira Wakita | 2005-03-15 |
| 5179644 | Solid modeling method | Hiroaki Chiyokura, Teiji Takamura, Toshiaki Sato | 1993-01-12 |