How many patents does
Tpo Hong Kong Holding have?
patents
235
families
101
granted
153
applications
82
US
61
CN
53
EP
31
JP
4
RoW
86
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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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Tpo Hong Kong Holding
Top ten assignees appearing on patents
2009 - 2018
| tpo hong kong holding | 205 |
| philips electronics | 20 |
| toppoly hong kong holdings | 2 |
| tpo displays corporation | 2 |
| schott | 2 |
| tpo hong holding | 1 |
2018
Tpo Hong Kong Holding
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| color filter structure and display device using the color filter, and manufacturing meth… 🛈 | 6 | 2005 |
| method for manufacturing electronic device and electronic device | 6 | 2002 |
| method of manufacturing liquid crystal display device | 6 | 2003 |
| a reflective structure and an image display device | 6 | 2004 |
| buffer circuit | 5 | 2005 |
| elektrolumineszierende anzeigevorrichtungen mit aktiver matrix und deren herstellungsver… 🛈 | 5 | 2002 |
| circuit devices | 5 | 2005 |
| diffuser reflektor für ein flüssigkristalldisplay | 5 | 2001 |
| active matrix display device | 5 | 2004 |
| liquid crystal display device test circuit, liquid crystal display device incorporating … 🛈 | 4 | 2005 |