Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584608 | Interactive designing process and system of a printed circuit board pattern | Takao Yamaguchi, Junichi Kigoshi, Kazunori Kumagai | 2003-06-24 |
| 6321131 | Editor and editing method in CAD system | Eiichi Konno, Isamu Maejima, Kazunori Kumagai, Akihiko Suehiro | 2001-11-20 |
| 6219068 | Editor and editing method in CAD system enabling efficient interactive pattern design | Eiichi Konno, Isamu Maejima, Kazunori Kumagai, Akihiko Suehiro | 2001-04-17 |