How many patents does
Watkins Manufacturing Corporation have?
patents
295
families
104
granted
50
applications
245
US
139
EP
38
WO
17
RoW
101
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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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Watkins Manufacturing Corporation
Top ten assignees appearing on patents
2009 - 2018
| watkins manufacturing corporation | 271 |
| pro aqua diamantelektroden produkt… 🛈 | 3 |
Watkins Manufacturing Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| drop-in chlorinator for portable spas | 22 | 2009 |
| portable spa construction | 22 | 2014 |
| internet based spa networking system having wireless spa nodes | 19 | 2010 |
| spa water sanitizing system | 12 | 2010 |
| spa calcium removal methods and apparatus | 11 | 2009 |
| portable spa insulation method and apparatus | 10 | 2011 |
| spa chlorine measurement via temperature shift uv spectrometry | 10 | 2008 |
| chlorine detection and ph sensing methods and apparatus | 8 | 2013 |
| dockable remote control for portable spas | 7 | 2014 |
| exchangeable media filter | 7 | 2009 |