How many patents does
Japan Super Quartz Corporation have?
patents
850
families
121
granted
279
applications
571
US
190
EP
184
CN
110
JP
106
KR
89
WO
26
RoW
145
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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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patent families
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Japan Super Quartz Corporation
Top ten assignees appearing on patents
2009 - 2018
| japan super quartz corporation | 677 |
| kishi hiroshi | 231 |
| sumco corporation | 111 |
| japan siper quarts corporation | 66 |
| dzhapehn s'juper kvorts korporejshn | 1 |
2018
| sumco corporation | 1 |
Japan Super Quartz Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| method of manufacturing vitreous silica crucible | 14 | 2010 |
| method for calculating temperature distribution in crucible | 14 | 2009 |
| crane device for wrapped quartz glass crucible and method of packing wrapped quartz glas… 🛈 | 13 | 2009 |
| composite crucible and method of manufacturing the same | 13 | 2010 |
| silica glass crucible | 13 | 2011 |
| method for evaluating silica glass crucible, method for producing silicon single crystals | 13 | 2011 |
| method for measuring three-dimensional shape of silica glass crucible, and method for pr… 🛈 | 13 | 2011 |
| silica glass crucible and method for producing monocrystalline silicon using same | 13 | 2011 |
| device for assisting with setting of manufacturing conditions for silica glass crucible,… 🛈 | 13 | 2011 |
| vitreous silica crucible and method of manufacturing the same, and method of manufacturi… 🛈 | 13 | 2010 |