How many patents does
National Maritime Research Institute have?
patents
417
families
206
granted
125
applications
292
JP
311
CN
28
KR
24
EP
20
WO
19
US
9
RoW
6
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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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National Maritime Research Institute
Top ten assignees appearing on patents
National Maritime Research Institute
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| frictional resistance reduction device for ship | 14 | 2008 |
| roll and yaw damper of wind turbine and floating wind turbine | 11 | 2010 |
| air supply device for air-lubricated ship | 10 | 2011 |
| propeller with small duct, and ship | 10 | 2011 |
| ship with small duct and method for assessing application of small duct on ship | 9 | 2013 |
| steering device, and steering method therefor | 9 | 2014 |
| biaxial stern catamaran ship | 8 | 2009 |
| stern duct, stern attachment, method of designing stern duct, and ship equipped with ste… 🛈 | 8 | 2013 |
| air supply control system for air lubricated marine vessel, and air lubricated marine ve… 🛈 | 7 | 2014 |
| antifouling coating composition, antifouling coating film, and method of preventing foul… 🛈 | 7 | 2008 |