How many patents does
Shop Vac Corporation have?
patents
576
families
145
granted
133
applications
443
US
156
EP
79
WO
37
CN
35
KR
1
JP
1
RoW
267
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Shop Vac Corporation
Top ten assignees appearing on patents
Shop Vac Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| vacuum assembly for automobile | 27 | 2008 |
| combination vacuum cleaner, dolly, and mounting bracket | 16 | 2009 |
| leaf shredder vacuum | 14 | 2006 |
| aperture assembly for use with a photosensor system and a securing mechanism for the ape… 🛈 | 13 | 2007 |
| dolly with wheel lock | 12 | 2007 |
| torque based electronic pulse width modulation control system for a switched reluctance … 🛈 | 11 | 2011 |
| method and apparatus for controlling pulse-width modulation in an electric motor | 10 | 2011 |
| wall-mountable vacuum cleaner and bracket combination | 10 | 2011 |
| drain system and method for vacuum cleaner | 10 | 2013 |
| portable cleaner with axle mount | 10 | 2011 |