How many patents does
Nippon Steel & Sumikin Welding Company have?
patents
261
families
145
granted
61
applications
200
JP
184
EP
13
US
12
CN
12
KR
7
RoW
33
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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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Nippon Steel & Sumikin Welding Company
Top ten assignees appearing on patents
2009 - 2018
Nippon Steel & Sumikin Welding Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| flux-cored wire for ar-co2 mixed gas shielded arc welding | 9 | 2015 |
| metal-based flux cored wire for ar-co2 mixed gas shielded arc welding | 7 | 2008 |
| welding by the use of two electrodes plasma torch | 7 | 2011 |
| flux-cored wire for carbon dioxide gas shielded arc welding | 7 | 2015 |
| tunnel type pipe forming welding method and device | 6 | 2012 |
| insert-chip, plasma torch and plasma processing device | 6 | 2009 |
| insert-chip and plasma torch | 6 | 2011 |
| multi-electrode single-side submerged-arc welding bond flux | 5 | 2014 |
| flux-cored wire for carbon dioxide gas shielded arc welding | 5 | 2015 |
| flux-cored wire for gas-shielded arc welding | 5 | 2015 |