The following is a list of links to web sites that I thought were interesting and related somehow to EEG recognition. I do not maintain any of these sites, and I don't make any claim to their accuracy.
Independent Component Analysis
Separate artifactual components from EEG data.
Antoine Choppin's BCI Research
Using EEG with biofeedback to control a computer.
Toward a P300-based Computer Interface
Using EEG to control a cursor.
The Neurocybernetics Spectrum II EEG Biofeedback System
EEG to computer hardware interface.
BrainWave Control, IBVA Technologies, Inc.
Wireless (!) EEG to computer hardware interface.
Portable 2 Channel EEG - $3200
2 channels of EEG, EMG, or heart rate. 4 more channels.
Mindset EEG Neuromapping System - $2995
16 channel topographic neuromapping instrument. SCSI port.
Scientific American 10/96: Controlling Computers with Neural Signals
From EMG to EEG. Alpha waves, beta waves, theta waves, delta waves, mu waves.
Prompt Recognition of Brain States by their EEG Signals
Bjorn O. Peters, Gert Pfurtscheller, Henrik Flyvbjerg
Research in Classification of Electroencephalogram (EEG) Signals at CSU
Homepage for the research group. The source for a number of the papers above.
Neural Interface Technology. On Park Boulevard in Palo Alto.
32 channel portable EEG, 50 kHz sample rate.
Alpha Omega Engineering
Another vendor of sampling hardware.