Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464696 | Electrical surgical operating apparatus | Masahide Oyama, Kenji Harano, Hiroyuki Takahashi | 2002-10-15 |
| 6383183 | High frequency treatment apparatus | Naomi Sekino, Yasuhiko Kikuchi, Masahide Ohyama, Kouji Yamauchi, Hiroyuki Takahashi +6 more | 2002-05-07 |