(November 28, 2016, 1:45 PM EST) -- ALEXANDRIA, Va. — A patent covering a system that discloses the number of occupants in a vehicle traveling in a high occupancy vehicle (HOV) lane will face inter partes review (IPR), the Patent Trial and Appeal Board announced Nov. 22 (Los Angeles County Metropolitan Transportation Authority v. Transport Technologies LLC, No. IPR2016-01077, PTAB)....