Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9618028 | Rotation indicating device, particularly for allen bolts | — | 2017-04-11 |
| 9353776 | Rotation indicator | — | 2016-05-31 |
| D731882 | Rotation indicator for bolts | — | 2015-06-16 |
| D723911 | Rotation indicator for bolts | — | 2015-03-10 |
| 8707888 | Rotation indicator | — | 2014-04-29 |
| 8152426 | Rotation indicator device | — | 2012-04-10 |
| 7891923 | Locking device to prevent loosening of two screw action connections | — | 2011-02-22 |
| D610442 | Wheel nut indicator device | — | 2010-02-23 |
| D604155 | Wheel nut indicator device | — | 2009-11-17 |
| 7415888 | Safety device particularly for multiple wheel nuts | John Marriot | 2008-08-26 |
| 6595597 | Combined dust cap and position indicating device, particularly for vehicle wheel nuts | John Marriott | 2003-07-22 |
| 6561124 | Position indicator assembly for nuts and or bolts | John Marriott | 2003-05-13 |
| 6398312 | Combined dust cap and position indicating device, particularly for vehicle wheel nuts | John Marriott | 2002-06-04 |