How many patents does
Ak Steel Properties have?
patents
388
families
36
granted
74
applications
314
US
43
WO
39
KR
32
CN
29
JP
25
EP
25
RoW
195
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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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Ak Steel Properties
Top ten assignees appearing on patents
2009 - 2018
| ak steel properties | 291 |
| steel properties inc. ak | 4 |
| ak properties | 4 |
| ak stell properties | 2 |
| properties inc. ak | 2 |
| dahlstrom, norris a. | 1 |
2009
| ak steel properties | 3 |
| properties inc. ak | 1 |
2018
| ak steel properties | 84 |
| ak stell properties | 1 |
Ak Steel Properties
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| high strength steel exhibiting good ductility and method of production via in-line heat … 🛈 | 41 | 2013 |
| stainless steel pickling in an oxidizing, electrolytic acid bath | 29 | 2011 |
| cost-effective ferritic stainless steel | 29 | 2012 |
| zinc-coated steel for press hardening application and method of production | 21 | 2013 |
| galvanized carbon steel with stainless steel-like finish | 21 | 2010 |
| grain oriented electrical steel with improved forsterite coating characteristics | 19 | 2013 |
| meniscus coating apparatus and method | 18 | 2011 |
| ferritic stainless steel with excellent oxidation resistance, good high temperature stre… 🛈 | 18 | 2012 |
| polymer coated metallic substrate and method for making | 18 | 2009 |
| ferric pickling of silicon steel | 16 | 2008 |