James Neil Rodgers (Langley, BC, CA) earned U.S. Patent 7,777,631 for a system and method to manufacture an active RFID integrated circuit as a system on a chip which is powered by enzymes located in mammalian bodies. According to Rodgers, the active integrated circuit system on a chip is manufactured of a glass capsule containing a porous membrane which allows the free flow of bodily fluids into and out of the capsule.
The system could be used to track cattle, pets or criminals as well as monitor the health of an individual... (more)