How many patents does
Ii-Vi have?
patents
374
families
77
granted
100
applications
274
US
150
CN
51
WO
40
EP
39
JP
32
GB
21
KR
12
RoW
29
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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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Ii-Vi
Top ten assignees appearing on patents
2009 - 2018
| ii-vi | 225 |
| oclaro technology | 28 |
| oclaro (north america) | 18 |
| avanex corporation | 6 |
| ev products | 5 |
| endicott interconnect technologies | 4 |
| oclaro | 3 |
| ii-iv | 3 |
| brookhaven science associates | 2 |
| il-vi | 1 |
2018
| ii-vi | 17 |
Ii-Vi
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| tunable optical filters with multiple ports | 20 | 2010 |
| improved axial gradient transport (agt) growth process and apparatus utilizing resistive… 🛈 | 12 | 2008 |
| large diameter, high quality sic single crystals, method and apparatus | 12 | 2012 |
| substrate including a diamond layer and a composite layer of diamond and silicon carbide… 🛈 | 11 | 2014 |
| optical amplifier module | 11 | 2015 |
| continuous tuning for optical dispersion compensation synthesizers using cascaded etalons | 10 | 2007 |
| method and apparatus for determining optical fibre characteristics | 10 | 2012 |
| vanadium compensated, si sic single crystals of nu and pi type and the crystal growth pr… 🛈 | 10 | 2012 |
| high extinction ratio liquid crystal optical switch | 10 | 2007 |
| vanadium doped sic single crystals and method thereof | 9 | 2013 |