How many patents does
Keihin Corporation have?
patents
3,252
families
1,345
granted
888
applications
2,364
JP
1,555
US
504
CN
398
EP
336
WO
149
KR
12
GB
10
RoW
288
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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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Keihin Corporation
Top ten assignees appearing on patents
Keihin Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| valve stem connection structure of pressure reducing valve and method therefor | 12 | 2009 |
| pressure reducing valve for gas | 12 | 2007 |
| liquid trap device for gas | 12 | 2007 |
| in-cylinder pressure detecting device of direct injection type internal combustion engine | 12 | 2011 |
| electromagnetic fuel injection valve | 11 | 2009 |
| gas fuel injection valve | 10 | 2009 |
| fuel injection valve mounting structure | 10 | 2009 |
| pressure reducing valve | 10 | 2007 |
| gas fuel injection valve | 10 | 2010 |
| decompression valve | 10 | 2009 |