How many patents does
Alphana Technology Company have?
patents
330
families
117
granted
107
applications
223
US
190
JP
118
CN
17
WO
3
RoW
2
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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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Alphana Technology Company
Top ten assignees appearing on patents
Alphana Technology Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| fluid dynamic bearing unit and disk drive device including the same | 17 | 2009 |
| disk drive device with hub with thinness and suppressed torque decrease | 13 | 2009 |
| rotating apparatus capable of improving the shock resistance | 7 | 2010 |
| disk drive device provided with fluid dynamic bearing | 7 | 2009 |
| disk drive device for rotating a disk | 7 | 2009 |
| method of manufacturing bearing device component coated with photoluminescence material,… 🛈 | 6 | 2011 |
| impact resistant rotating device with increased-thickness portion relationship and sucti… 🛈 | 5 | 2010 |
| disk drive device | 5 | 2010 |
| disk drive device provided with lubricant-filled fluid dynamic bearing | 5 | 2010 |
| rotating device | 5 | 2011 |