How many patents does
Tata Steel Uk have?
patents
305
families
79
granted
56
applications
249
EP
84
WO
65
GB
24
US
17
CN
10
JP
9
KR
8
RoW
88
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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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Tata Steel Uk
Top ten assignees appearing on patents
2009 - 2018
| tata steel uk | 222 |
| corus uk | 34 |
| british steel corporation | 7 |
| catnic | 2 |
| caparo engineering | 1 |
| tata stil jukej | 1 |
| tata steel uk limited trading as c… 🛈 | 1 |
| kromek | 1 |
2009
| corus uk | 9 |
2018
| tata steel uk | 11 |
| british steel corporation | 6 |
Tata Steel Uk
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| rail steel with an excellent combination of wear properties and rolling contact fatigue … 🛈 | 27 | 2008 |
| heating apparatus using solar energy and method of heating using solar energy | 14 | 2009 |
| rail steel with an excellent combination of wear properties, rolling contact fatigue res… 🛈 | 12 | 2011 |
| microwave curing of multi-layer coatings | 12 | 2012 |
| steel for producing parts for railway, railway crossings and switches and method for pro… 🛈 | 11 | 2012 |
| method and device for production of heat treated welded rail for rail transport and rail… 🛈 | 10 | 2014 |
| coated grain oriented steel | 9 | 2011 |
| a method of rolling rails, apparatus for rolling rails and rail produced according to sa… 🛈 | 8 | 2009 |
| method and apparatus for dephosphorising liquid hot metal such as liquid blast furnace i… 🛈 | 8 | 2011 |
| tubular containment part for a flywheel containment assembly and method for manufacturin… 🛈 | 8 | 2013 |