Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D496578 | Door locking handle for an electrical apparatus box | Shirou Segawa | 2004-09-28 |
| 6694786 | Door locking handle assembly with built-in combination lock | Shirou Segawa | 2004-02-24 |