How many patents does
Sumitomo have?
patents
1,365
families
536
granted
301
applications
1,064
JP
690
EP
177
CN
169
US
147
KR
105
WO
75
RoW
2
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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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Sumitomo
Top ten assignees appearing on patents
2009 - 2018
2009
Sumitomo
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| shovel and method for controlling shovel | 23 | 2011 |
| construction-machinery hydraulic circuit | 18 | 2012 |
| power shovel and power shovel control method | 17 | 2011 |
| excavator | 15 | 2012 |
| working machine | 14 | 2008 |
| peripheral image display device and peripheral image display method for construction mac… 🛈 | 13 | 2011 |
| shovel and shovel control method | 13 | 2012 |
| hybrid type working machine and method for controlling same | 13 | 2011 |
| excavator and method for controlling excavator | 12 | 2012 |
| hydraulic circuit for construction machinery and control device for same | 12 | 2012 |