How many patents does
Offshore Oil Engineering Company have?
patents
1,056
families
879
granted
180
applications
876
CN
1,048
US
3
WO
2
RoW
3
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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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Offshore Oil Engineering Company
Top ten assignees appearing on patents
2009 - 2018
2018
Offshore Oil Engineering Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| deepwater drilling production vertical oil storage platform and operating method thereof | 4 | 2012 |
| conduit-rack semi-submersible type oil-extraction platform | 3 | 2012 |
| liquid anti-rolling positioning charging and circulating device for liquefied natural ga… 🛈 | 3 | 2013 |
| stahlseil-zugspanungsregulierungsvorrichtung bei der pneumatischen anhebung der kuppel v… 🛈 | 2 | 2013 |
| hermetische vorrichtung für hochheben des kuppelteils von großen flüssiggastanks | 2 | 2013 |
| spring type locking mechanism of automatic pipeline all-position welder | 2 | 2010 |
| method for detecting space position state of each circular member bar of jacket in three… 🛈 | 2 | 2010 |
| safety evaluation method for ocean platform based on integration of vibration identifica… 🛈 | 2 | 2013 |
| limit control device for delivery pipeline terminal | 2 | 2011 |
| underwater static seal locking mechanism | 2 | 2014 |