How many patents does
Dowa Metals & Mining Company have?
patents
357
families
98
granted
85
applications
272
JP
105
EP
55
CN
46
US
44
WO
29
KR
24
RoW
54
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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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Dowa Metals & Mining Company
Top ten assignees appearing on patents
Dowa Metals & Mining Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| ammonia scr catalyst and method of using the catalyst | 21 | 2007 |
| ferric arsenate powder | 17 | 2007 |
| method for treatment of arsenic-containing nonferrous smelting intermediate product | 15 | 2007 |
| method of treating nonferrous smelting intermediary product containing arsenic | 15 | 2007 |
| method for recovering pgm | 14 | 2011 |
| method for recovering platinum group metals | 13 | 2011 |
| method of treating copper-arsenic compound | 13 | 2007 |
| homogenization method for cu alloy comprising ru | 12 | 2014 |
| method of treating diarsenic trioxide | 12 | 2007 |
| method of treating arsenical matter with alkali | 11 | 2007 |