How many patents does
Zahnradfabrik Friedrichshafen have?
patents
22,510
families
9,057
granted
4,918
applications
17,592
US
3,636
EP
3,317
CN
2,549
WO
2,331
KR
419
JP
342
GB
12
RoW
9,904
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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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Zahnradfabrik Friedrichshafen
Top ten assignees appearing on patents
2009 - 2018
| zahnradfabrik friedrichshafen | 20494 |
| zf wind power antwerpen | 209 |
| robert bosch | 88 |
| audi | 55 |
| lemfoerder electronic | 41 |
| cherry | 40 |
| porsche | 40 |
| zf sachs | 36 |
| boge elastmetall | 32 |
| knorr-bremse systems for commercia… 🛈 | 29 |
Zahnradfabrik Friedrichshafen
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| variable transmission device for a vehicle | 64 | 2007 |
| hydrodynamic coupling arrangement i.e. torque converter, for use in drive train of vehic… 🛈 | 45 | 2010 |
| marine hull and marine vessel | 23 | 2012 |
| key module for a keyboard key and method for producing a key module for a keyboard key | 19 | 2013 |
| device for adjusting the stroke volume of hydraulic piston machines | 18 | 2007 |
| infinitely variable transmission device of a drive train of a vehicle | 18 | 2008 |
| key lifter for a key module for a keyboard, key module for a keyboard, and method for pr… 🛈 | 17 | 2013 |
| actuating arrangement for shift elements of a transmission | 17 | 2008 |
| induction generator | 16 | 2010 |
| four-point link | 16 | 2011 |