Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337486 | Electron beam drawing process and electron beam drawing apparatus | Minoru Sasaki, Yuji Tange, Yutaka Hojyo, Hiroyuki Itoh | 2002-01-08 |
| 6246064 | Electron beam drawing apparatus | Minoru Sasaki, Yuji Tange, Yutaka Hojyo, Hiroyuki Itoh | 2001-06-12 |
| 6127683 | Electron beam drawing apparatus | Minoru Sasaki, Yuji Tange, Yutaka Hojyo, Hiroyuki Itoh | 2000-10-03 |
| 5972772 | Electron beam drawing process | Minoru Sasaki, Yuji Tange, Yutaka Hojyo, Hiroyuki Itoh | 1999-10-26 |