How many patents does
Nhk Spring Company have?
patents
5,307
families
1,426
granted
1,521
applications
3,786
JP
1,592
US
1,140
CN
781
EP
657
WO
427
KR
226
RoW
484
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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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Nhk Spring Company
Top ten assignees appearing on patents
2009 - 2018
Nhk Spring Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| multi-shaft drive device | 22 | 2011 |
| strut type suspension and compression coil spring for suspension | 20 | 2012 |
| suspension device and coiled compression spring for suspension device | 18 | 2012 |
| suspension device | 16 | 2009 |
| probe unit | 16 | 2011 |
| steel for leaf spring with high fatigue strength, and leaf spring component | 16 | 2009 |
| method and apparatus for manufacturing identification medium | 16 | 2010 |
| apparatus for manufacturing coil spring | 16 | 2010 |
| seamless steel pipe, hollow spring utilizing seamless steel pipe, and process for manufa… 🛈 | 15 | 2007 |
| hollow stabilizer, and steel pipe for hollow stabilizers and method for production there… 🛈 | 15 | 2012 |