How many patents does
Carl Zeiss Vision have?
patents
477
families
78
granted
175
applications
302
US
105
EP
98
CN
50
JP
28
WO
22
KR
9
GB
1
RoW
164
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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
Top ten assignees appearing on patents
Carl Zeiss Vision
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method and device for determining the location of the eye fulcrum | 25 | 2009 |
| method and system for determining an eyeglass prescription | 18 | 2013 |
| apparatus and method for determining the necessary correction of defective vision of an … 🛈 | 17 | 2007 |
| method for reducing the thickness of a lens shape and uncut lens blank | 16 | 2014 |
| ophthalmic lens element for myopia correction | 16 | 2005 |
| systems and methods for ordering lenses | 15 | 2008 |
| a method of optimising geometry of a semi-finished ophthalmic lens in a set of semi-fini… 🛈 | 14 | 2014 |
| method of producing a spectacle lens comprising spherical front side and progressive rea… 🛈 | 14 | 1997 |
| optical lens with anti-scratch, anti-reflective layer | 14 | 2010 |
| apparatus and method for ascertaining a type of spectacle lens and apparatus and method … 🛈 | 14 | 2012 |