How many patents does
Norsk Hydro have?
patents
1,380
families
272
granted
443
applications
937
EP
303
US
114
CN
96
WO
67
GB
19
JP
17
KR
8
RoW
756
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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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patents
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patent families
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Norsk Hydro
Top ten assignees appearing on patents
2009 - 2018
| norsk hydro | 1010 |
| sapa | 43 |
| gemvax | 34 |
| statoil petroleum | 29 |
| statoilhydro | 27 |
| statoil | 25 |
| norsk khjudro | 20 |
| norsk hydro asa | 14 |
| benteler automobiltechnik | 13 |
| lyng drilling | 13 |
2018
| norsk hydro | 57 |
| sapa | 8 |
| statoil petroleum | 4 |
| statoil | 3 |
| lyng drilling | 3 |
| fagerlie, john olav | 3 |
| statoilhydro | 2 |
| norsk hydro asa e lyng drilling | 1 |
| magontec | 1 |
Norsk Hydro
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| antigenic peptides derived from telomerase | 27 | 1998 |
| method for flow control and autonomous valve or flow control device | 23 | 2006 |
| method and means for extracting heat from aluminium electrolysis cells | 19 | 2008 |
| electrode and a method for making same | 18 | 2008 |
| method and means for controlling an electrolysis cell | 18 | 2007 |
| a device for collection of hot gas from an electrolysis process, and a method for gas co… 🛈 | 18 | 2008 |
| sub sea processing system | 17 | 2006 |
| arrangement related to equipment for continuous or semi-continuous casting of metal | 17 | 2007 |
| method and means for feeding fluidisable materials | 17 | 2009 |
| electrolysis cell and method for operating the same | 17 | 2006 |