How many patents does
O2Micro International have?
patents
1,718
families
330
granted
763
applications
955
US
547
CN
394
JP
100
EP
98
KR
23
GB
17
WO
1
RoW
538
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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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the following tables are just extracts from the report
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O2Micro International
Top ten assignees appearing on patents
2009 - 2018
| o2micro | 919 |
| o2micro international | 437 |
| o2 micro (wuhan) company | 135 |
| liu da | 68 |
| 02 micro | 27 |
| 02micro international | 17 |
| maishi electronic (shanghai) | 13 |
| o2 micro usa | 12 |
| wuhan o2micro | 5 |
| o2micro internat | 3 |
2018
| o2micro | 4 |
| o2micro international | 2 |
O2Micro International
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| driving circuit with dimming controller for driving light sources | 33 | 2008 |
| apparatus and methods for controlling image sensors | 16 | 2008 |
| driving circuit for powering light sources | 14 | 2008 |
| flexible bus architecture for monitoring and control of battery pack | 13 | 2010 |
| power converters | 13 | 2013 |
| circuits and methods for controlling dimming of a light source | 13 | 2010 |
| circuits and methods for driving light sources | 13 | 2010 |
| power converter, charging method and charging system | 12 | 2009 |
| power topology with battery charging and discharge current protection capabilities | 12 | 2010 |
| circuits and methods for driving light sources | 12 | 2008 |