How many patents does
Ihi Marine United have?
patents
307
families
111
granted
72
applications
235
JP
142
CN
37
EP
33
KR
30
WO
21
US
21
RoW
23
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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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Ihi Marine United
Top ten assignees appearing on patents
Ihi Marine United
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| tank support structure and floating construction | 15 | 2011 |
| boil-off gas processing device and liquefied gas tank | 14 | 2011 |
| spar type floating structure | 13 | 2011 |
| working system for floating structure, floating structure, working ship, and working met… 🛈 | 13 | 2010 |
| liquefied gas tank | 12 | 2011 |
| contra-rotating propeller marine propulsion device | 10 | 2008 |
| contra-rotating propeller marine propulsion device | 10 | 2008 |
| contra-rotating propeller unit, method for assembly thereof, method for transportation t… 🛈 | 10 | 2008 |
| air supply device for air-lubricated ship | 10 | 2011 |
| welded structure excellent in brittle-cracking propagation stopping characteristics | 9 | 2006 |