Alpha Metallurgical Resources Inc - Company Profile
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View up-to-date information on Alpha Metallurgical Resources Inc patents, including inventor and filing insights.
Patent Trends
Publication Identifier | Document Type | Title | Classification-CPC | Publication Date |
---|---|---|---|---|
EP2521465A1 | Application | STOSSDÄMPFENDER SICHERHEITSHELM FÜR DEN BERGBAU | A42B3/16; A42B3/281; A42B3/30 | November 14, 2012 |
CN102762120A | Application | Impact absorbing safety helmet for mining | A42B3/281; A42B3/30; A42B3/16 | October 31, 2012 |
AU2010339859A1 | Application | Impact absorbing safety helmet for mining | A42B3/16; A42B3/30; A42B3/281 | July 26, 2012 |
CA2786243A1 | Application | IMPACT ABSORBING SAFETY HELMET FOR MINING | A42B3/30; A42B3/16; A42B3/281 | July 14, 2011 |
US7914249B2 | Grant | Shoveling apparatus with multi-positional shovel | E21C41/18; E21F13/063 | March 29, 2011 |
Top Inventors by Filings (Count by publication)
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