How many patents does
Wd Media Singapore have?
patents
318
families
102
granted
97
applications
221
US
158
JP
105
WO
29
CN
8
EP
1
RoW
17
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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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Wd Media Singapore
Top ten assignees appearing on patents
2009 - 2018
| wd media singapore | 195 |
| hoya corporation | 88 |
| hoya magnetics singapore | 54 |
| wd media | 3 |
| wd media (singapore) ple. | 1 |
| wd meida (singapore) | 1 |
2009
| hoya corporation | 40 |
| hoya magnetics singapore | 21 |
2018
| wd media | 2 |
| wd media singapore | 1 |
Wd Media Singapore
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| lubricant compound for a magnetic disk, magnetic disk, and method of manufacturing the s… 🛈 | 6 | 2009 |
| vertical magnetic recording medium and method for making vertical magnetic recording med… 🛈 | 6 | 2008 |
| vertical magnetic recording medium | 6 | 2008 |
| perpendicular magnetic recording medium and method of manufacturing the same | 6 | 2009 |
| magnetic recording medium and method for manufacturing the same | 6 | 2008 |
| magnetic disk and manufacturing method thereof | 6 | 2008 |
| vertical magnetic recording disk manufacturing method and vertical magnetic recording di… 🛈 | 5 | 2006 |
| magnetic disk and method for manufacturing same | 5 | 2008 |
| magnetic recording medium and method for manufacturing magnetic recording medium | 5 | 2008 |
| method of producing a perpendicular magnetic recording medium and perpendicular magnetic… 🛈 | 5 | 2008 |