All other cases file by this patent troll: https://www.google.ca/search?q=VIRTUAL+IMMERSION+TECHNOLOGIES+LLC https://www.google.ca/search?q=VIRTUAL+IMMERSION+T

All other cases file by this patent troll: https://www.google.ca/search?q=VIRTUAL+IMMERSION+TECHNOLOGIES+LLC https://www.google.ca/search?q=VIRTUAL+IMMERSION+TECHNOLOGIE... Patent in question: https://www.google.com/patents/US6409599 https://www.google.com/patents/US6409599 Here is the original product: https://www.bizjournals.com/stlouis/stories/1996/12/09/focus2.html https://www.bizjournals.com/stlouis/stories/1996/12/09/focus...