How many patents does
Hach Company have?
patents
433
families
97
granted
107
applications
326
US
169
WO
75
EP
72
CN
47
JP
9
GB
5
RoW
56
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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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Hach Company
Top ten assignees appearing on patents
2009 - 2018
| hach company | 396 |
| haq company | 2 |
| perlorica | 1 |
| watereye | 1 |
| young | 1 |
| woodward | 1 |
| john | 1 |
| robert | 1 |
| king | 1 |
2009
| hach company | 38 |
| perlorica | 1 |
| watereye | 1 |
2018
| hach company | 27 |
Hach Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| anti-terrorism water quality monitoring system | 22 | 1998 |
| carbon analysis using ferrate oxidation | 16 | 2013 |
| meso-optic device | 14 | 2009 |
| mobile water analysis | 14 | 2012 |
| multiple-electrode ionic probe | 13 | 2007 |
| self calibrating measurement system | 13 | 2006 |
| annular optical device | 12 | 2010 |
| standard media suspension body, optical particulate measurement instrument, and verifica… 🛈 | 11 | 2007 |
| oxidation/reduction measurement | 10 | 2011 |
| chromium-free indicating device for chloride detection | 10 | 2009 |