Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6663623 | Electric surgical operation apparatus | Masahide Oyama, Kenji Harano, Hiroyuki Takahashi | 2003-12-16 |
| 6635057 | Electric operation apparatus | Kenji Harano, Masahide Ohyama | 2003-10-21 |