How many patents does
Fisher Controls have?
patents
5,034
families
525
granted
1,296
applications
3,738
CN
869
US
764
EP
680
WO
368
JP
239
KR
36
RoW
2,078
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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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Fisher Controls
Top ten assignees appearing on patents
2009 - 2018
2009
| fisher controls | 304 |
| fagerlund, allen, carl | 1 |
| francel | 1 |
Fisher Controls
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| fluid flow control members for use with valves | 55 | 2008 |
| valve seat assemblies | 41 | 2013 |
| volume booster with stabilized trim | 39 | 2010 |
| diagnostic method for detecting control valve component failure | 35 | 2008 |
| valve calibration | 30 | 2009 |
| bidirectional seal assembly for use with valves | 25 | 2009 |
| gas regulator flow boost cartridge | 25 | 2007 |
| flow straightening seat ring and control valve having flow straightening seat ring | 24 | 2012 |
| modal attenuator for reducing noise | 24 | 2012 |
| valve body with upper flow diverter | 23 | 2012 |