Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D343345 | Portable electric hammer | Yasunori Ogawa, Kazuhiro Segawa | 1994-01-18 |
| D335619 | Portable electric hammer | Yasunori Ogawa, Mutsuo Harada | 1993-05-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D343345 | Portable electric hammer | Yasunori Ogawa, Kazuhiro Segawa | 1994-01-18 |
| D335619 | Portable electric hammer | Yasunori Ogawa, Mutsuo Harada | 1993-05-18 |