How many patents does
Hitachi Media Electronics Company have?
patents
783
families
207
granted
300
applications
483
US
337
CN
240
JP
166
EP
17
KR
7
WO
2
RoW
14
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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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Hitachi Media Electronics Company
Top ten assignees appearing on patents
Hitachi Media Electronics Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| light irradiation device | 8 | 2013 |
| light source unit and projection display system using same | 8 | 2012 |
| optical pickup having radially arranged lenses in a low profile construction | 8 | 2006 |
| optical pickup device and optical disc apparatus | 8 | 2008 |
| optical pickup device and optical disc apparatus | 8 | 2008 |
| laser projection display device and laser drive control method | 8 | 2013 |
| virtual image display device | 7 | 2013 |
| fixing structure of optical component, fixing method of optical component, optical pick-… 🛈 | 7 | 2013 |
| optical pickup apparatus and optical disc apparatus using same | 7 | 2006 |
| image display device | 6 | 2013 |