How many patents does
Hitachi Koki Company have?
patents
4,977
families
2,009
granted
1,186
applications
3,791
JP
2,108
US
894
CN
633
EP
494
WO
357
GB
13
KR
4
RoW
474
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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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patents
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patent families
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Hitachi Koki Company
Top ten assignees appearing on patents
Hitachi Koki Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| screwing machine | 27 | 2007 |
| pneumatic driving machine | 25 | 2008 |
| electric power tool | 19 | 2011 |
| drilling tool with dust collector | 18 | 2007 |
| impact tool | 16 | 2010 |
| battery pack and power tool provided with the same | 15 | 2007 |
| power tool | 15 | 2010 |
| muffler and engine-driven work machine | 14 | 2011 |
| four-cycle engine, bush cutter and engine-driven tool having same | 14 | 2009 |
| impact tool | 14 | 2009 |