How many patents does
Lasertec Corporation have?
patents
252
families
158
granted
63
applications
189
JP
168
US
56
EP
9
KR
3
CN
3
WO
1
RoW
12
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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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the following tables are just extracts from the report
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Lasertec Corporation
Top ten assignees appearing on patents
Lasertec Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| substrate inspection apparatus and mask inspection apparatus | 7 | 2011 |
| substrate holding apparatus | 7 | 2007 |
| defect correcting method and device | 6 | 2009 |
| interferometer and phase shift amount measuring apparatus | 5 | 2014 |
| radiation source apparatus and duv beam generation method | 5 | 2010 |
| inspection device, and wave surface aberration correction method | 4 | 2014 |
| chucking device and chucking method | 4 | 2013 |
| defect classification method and inspection apparatus | 4 | 2013 |
| phase-shift amount measurement system and method of measuring the same | 4 | 2013 |
| laser light source device and inspection apparatus | 4 | 2014 |