How many patents does
Hitachi Information & Telecommunication Engineering have?
patents
408
families
109
granted
137
applications
271
JP
152
US
103
CN
56
EP
35
WO
23
KR
8
RoW
31
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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 Information & Telecommunication Engineering
Top ten assignees appearing on patents
2009 - 2018
2009
| hitachi | 1 |
2018
| hitachi information & telecommunic… 🛈 | 21 |
| hitachi | 1 |
Hitachi Information & Telecommunication Engineering
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| bidirectional dc-dc converter and control method thereof | 20 | 2008 |
| method for building ad hoc network | 12 | 2006 |
| image reading apparatus, image reading method, and image reading program | 9 | 2015 |
| image encoding apparatus | 8 | 2013 |
| method and device for correcting image, and method and device for generating correction … 🛈 | 8 | 2010 |
| power supply device and method of operating device | 8 | 2013 |
| power storage system and power source system | 8 | 2012 |
| method for correcting shading and scanner device | 8 | 2013 |
| image correcting device, method for creating corrected image, correction table creating … 🛈 | 8 | 2010 |
| moving image coding device, moving image decoding device, moving image coding method, an… 🛈 | 8 | 2014 |