How many patents does
Carl Zeiss Vision International have?
patents
758
families
139
granted
170
applications
588
EP
151
US
132
WO
94
CN
84
JP
37
KR
32
RoW
228
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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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Carl Zeiss Vision International
Top ten assignees appearing on patents
2009 - 2018
2009
Carl Zeiss Vision International
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| display device for demonstrating optical properties of eyeglasses | 22 | 2014 |
| set of eyeglass-lens semifinished products and method for the design of said set, method… 🛈 | 20 | 2014 |
| method and system for determining an eyeglass prescription | 18 | 2013 |
| method and system for determining the spatial structure of an object | 18 | 2013 |
| ophthalmic lens element | 16 | 2009 |
| method and system for determining the refractive properties of an eye of a child | 16 | 2013 |
| method for reducing the thickness of a lens shape and uncut lens blank | 16 | 2014 |
| method for storing information on a spectacles lens, spectacles lens blank or spectacles… 🛈 | 15 | 2011 |
| method for producing a polarized eyewear | 15 | 2015 |
| optical visual aid with additional astigmatism | 14 | 2014 |