How many patents does
Duke Manufacturing Company have?
patents
227
families
41
granted
45
applications
182
US
68
WO
39
EP
38
CN
17
KR
5
RoW
60
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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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Duke Manufacturing Company
Top ten assignees appearing on patents
2009 - 2018
| duke manufacturing company | 203 |
| burger king corporation | 12 |
| steelkor | 8 |
| turbochef technologies | 4 |
| duke mfg company | 1 |
2009
| duke manufacturing company | 9 |
| steelkor | 1 |
Duke Manufacturing Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| convection oven | 23 | 2008 |
| electric broiler | 22 | 2009 |
| rethermalizing apparatus | 14 | 2008 |
| holding oven | 13 | 2011 |
| merchandiser | 11 | 2011 |
| food preparation assemblies and related methods | 11 | 2008 |
| oven and apparatus for holding a food item in an oven cavity | 10 | 2011 |
| an oven for heating food | 10 | 2010 |
| can bus commercial appliance system and method | 9 | 2012 |
| food preparation apparatus and methods | 7 | 2013 |