How many patents does
Tgk Company have?
patents
686
families
267
granted
163
applications
523
JP
320
EP
103
US
100
KR
91
CN
48
WO
17
RoW
7
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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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Tgk Company
Top ten assignees appearing on patents
2009 - 2018
| tgk company | 489 |
| nissan motor company | 1 |
| tgk co., ltd., a japanese corporat… 🛈 | 1 |
2009
| tgk company | 56 |
2018
| tgk company | 26 |
Tgk Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| control valve for variable displacement compressor | 22 | 2014 |
| control valve for variable displacement compressor | 11 | 2012 |
| control valve for variable displacement compressor | 11 | 2011 |
| control valve for variable displacement compressor | 10 | 2016 |
| stepping motor-driven control valve | 9 | 2010 |
| expansion valve and vibration-proof spring | 9 | 2012 |
| control valve for variable displacement compressor | 9 | 2012 |
| stepping motor driven control valve | 8 | 2010 |
| control valve | 8 | 2011 |
| control valve for a variable displacement compressor | 8 | 2013 |