Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5740341 | Design and production supporting system for component arrangement and pipe routing | Yoshimi Oota, Toshiaki Yoshinaga | 1998-04-14 |
| 5122971 | Method and apparatus for constructing structures | Kohji Kamejima, Tomoyuki Hamada, Ikuo Takeuchi, Toshiaki Yoshinaga, Ryohei Miyahara | 1992-06-16 |
| 5006991 | Method for making of design reference and apparatus therefor | Toshiaki Yoshinaga | 1991-04-09 |