Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768928 | Mechanism component design support system | Isao Nagasawa, Masanobu Umeda, Tatsuji Higuchi | 2004-07-27 |
| 5945995 | CAD system which automatically creates a 3-dimensional solid model directly from a 2-dimensional drawing | Tatsuji Higuchi | 1999-08-31 |