How many patents does
Transitions Optical have?
patents
1,180
families
116
granted
389
applications
791
US
185
EP
147
CN
129
JP
115
WO
76
KR
67
RoW
461
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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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Transitions Optical
Top ten assignees appearing on patents
2018
| transitions optical | 95 |
Transitions Optical
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| photochromic compounds | 125 | 2003 |
| mesogen containing compounds | 62 | 2008 |
| spin coater for applying multiple coatings to an optical substrate | 49 | 2013 |
| polarizing photochromic articles | 27 | 2003 |
| photoalignment materials having improved adhesion | 24 | 2009 |
| photochromic materials having extended pi-conjugated systems and compositions and articl… 🛈 | 24 | 2005 |
| photochromic compounds | 24 | 2003 |
| method of producing an optical element having a mark | 21 | 2012 |
| photochromic materials | 21 | 2009 |
| photochromic compounds and compositions | 21 | 2010 |