Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10543585 | Wrench in the form of an open-end wrench for ratcheting increments of 30° | — | 2020-01-28 |
| 7469441 | Floor mop | — | 2008-12-30 |
| 7086114 | Wet floor wiping device | — | 2006-08-08 |
| 7044033 | Clamping wrench | — | 2006-05-16 |
| 6941612 | Mop wringer | — | 2005-09-13 |
| 6854150 | Floor mop | — | 2005-02-15 |
| 6571416 | Surface cleaning device | — | 2003-06-03 |
| 6530112 | Wringer basket for wet mops | — | 2003-03-11 |
| 6339978 | Open end wrench | — | 2002-01-22 |
| 6334374 | Open-end wrench | — | 2002-01-01 |
| 6311586 | Self-clamping wrench | — | 2001-11-06 |
| 6131491 | Self-locking chuck key | — | 2000-10-17 |
| 5970567 | Floor mopping device | — | 1999-10-26 |
| 5956795 | Floor cleaning mop and squeezing mechanism therefor | — | 1999-09-28 |
| 5675857 | Mop with a water-removal device | — | 1997-10-14 |