How many patents does
Sumitomo Electric Hardmetal Corporation have?
patents
2,110
families
511
granted
492
applications
1,618
JP
553
EP
417
US
383
CN
258
WO
180
KR
120
RoW
199
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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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Sumitomo Electric Hardmetal Corporation
Top ten assignees appearing on patents
2009
Sumitomo Electric Hardmetal Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| diamond-coated tool | 20 | 2009 |
| polycrystalline diamond | 18 | 2008 |
| cutting tool | 16 | 2010 |
| sintered cubic boron nitride tool | 16 | 2010 |
| surface-coated sintered compact | 16 | 2010 |
| method for producing sodium tungstate, method for collecting tungsten, apparatus for pro… 🛈 | 15 | 2009 |
| surface-coated cutting tool | 14 | 2011 |
| cbn cutting tool manufacturing method and cbn cutting tool | 14 | 2013 |
| surface coated member, and manufacturing method for same | 14 | 2012 |
| cubic boron nitride sintered compact tool | 14 | 2010 |