Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6459558 | Power breaking device | Shigemi Hashizawa, Masayuki Karamatsu, Hitoshi Uesugi | 2002-10-01 |
| 6366449 | Power supply shut-off apparatus | Shigemi Hashizawa | 2002-04-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6459558 | Power breaking device | Shigemi Hashizawa, Masayuki Karamatsu, Hitoshi Uesugi | 2002-10-01 |
| 6366449 | Power supply shut-off apparatus | Shigemi Hashizawa | 2002-04-02 |