How many patents does
Em-Tech Company have?
patents
327
families
147
granted
98
applications
229
KR
143
US
58
CN
49
EP
38
WO
23
JP
13
RoW
3
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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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Em-Tech Company
Top ten assignees appearing on patents
2009 - 2018
| em-tech company | 252 |
| lg innotek company | 9 |
| korea south power company | 1 |
| em techco. | 1 |
| puresphere company | 1 |
2009
| em-tech company | 11 |
2018
| em-tech company | 13 |
Em-Tech Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| acoustic transducer device | 10 | 2010 |
| bonding structure of diaphragm for microspeaker | 9 | 2013 |
| high output micro speaker | 8 | 2011 |
| suspension for sound transducer | 8 | 2013 |
| microspeaker enclosure with air adsorbent in resonance space | 7 | 2015 |
| suspension for a sound transducer | 7 | 2012 |
| vibration module for sound transducer | 7 | 2012 |
| sound transducer with ventilation structure | 6 | 2012 |
| slim enclosure speaker with side acoustic emission structure | 6 | 2013 |
| slim microspeaker | 6 | 2014 |