Plug Power (NASDAQ:PLUG) results for the company's fiscal Q4 and 2012 have been released. For the quarter, revenue sank by over 50% on a year-over-year basis, to $5.9 million, from the $11.9 million in the same period the previous year. Net loss deepened over that time, coming in at $8.5 million ($0.22 per basic and diluted share), from Q4 2011's shortfall of $7.2 million ($0.32).

For the full year, top line was $26.1 million, a drop of over $1.5 million from the 2011 figure of $27.6 million. As with the quarterly results, net loss deepened over that span. The 2012 deficit was $31.9 million ($0.93 per basic and diluted share) against the previous year's $27.5 million ($0.50).

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