Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5228363 | Hand-held multiple object implement | Franco O. Corona | 1993-07-20 |
| D323449 | Handle for a screwdriver or similar article | Franco O. Corona | 1992-01-28 |
| 4716795 | Multi-object hand held implement | Franco O. Corona | 1988-01-05 |
| 4716796 | Multibit hand tool with improved chuck arrangement | Franco O. Corona | 1988-01-05 |
| 4552043 | Multiple bit screwdriver with improved chuck arrangement | Franco O. Corona | 1985-11-12 |
| 4552044 | Multibit screwdriver with improved bit insertion | Franco O. Corona | 1985-11-12 |
| 4463788 | Multiple bit screwdriver | Paul F. Ho | 1984-08-07 |